700 - The arts; fine & decorative arts 600 - Technology 1,079 000 - Computer science, information & general works 1,052 900 - History & geography 729 333 - Economics of land & energy 701 620 - Engineering & allied operations 654 more ... 363 - Other social problems & services 453 610 - Medicine & health 437 330 - Economics 354 380 - Commerce, communications & transportation 303 580 - Plants (Botany) 287 140 - Specific philosophical schools 242 500 - Natural sciences & mathematics 242 540 - Chemistry & allied sciences 228 320 - Political science 200 576 - Genetics & evolution 200 300 - Social sciences 153 551 - Geology, hydrology & meteorology 152 800 - Literature & rhetoric 150 530 - Physics 131 630 - Agriculture & related technologies 118 340 - Law 110 400 - Language 102 370 - Education 97 414 - Phonology & phonetics 96 100 - Philosophy & psychology 90 720 - Architecture 89 581 - Specific topics in natural history 85 410 - Linguistics 76 658 - General management 73 304 - Factors affecting social behavior 60 301 - Sociology & anthropology 50 612 - Human physiology 46 780 - Music 42 200 - Religion 40 170 - Ethics 30 361 - Social problems & social welfare in general 20 770 - Photography, photographs & computer art 20 615 - Pharmacology & therapeutics 16 120 - Epistemology, causation & humankind 12 791 - Public performances 12 520 - Astronomy & allied sciences 9 550 - Earth sciences 8 297 - Islam, Babism & Bahai Faith 6 657 - Accounting 5 398 - Folklore 4 590 - Animals (Zoology) 4 160 - Logic 3 360 - Social problems & services; associations 3 364 - Criminology 3 336 - Public finance 2 650 - Management & auxiliary services 2 880 - Hellenic literatures; classical Greek 2 350 - Public administration & military science 1 see all ... less ...

English 2,123 Spanish 11 Italian 7 Finnish 5 No linguistic content 4 Afrikaans 1 more ... Polish 1 Portuguese 1 Russian 1 Slovenian 1 Swedish 1 see all ... less ...

Directory of Open Access Books

Hernández-Callejo, Luis 7 González Lezcano, Roberto Alonso 6 Bizon, Nicu 5 Yadav, Raghvendra Singh 5 Al-Machot, Fadi 4 Gallardo Saavedra, Sara 4 more ... Kyamakya, Kyandoghere 4 Lai, Chun Sing 4 Mosa, Ahmad Haj 4 Müller, Stefan 4 Nesmachnow, Sergio 4 Samanidou, Victoria 4 Schabowicz, Krzysztof 4 Smarandache, Florentin 4 Afonso, Alexandre M. 3 Aldás Carrasco, Miguel Fernando 3 Antani, Sameer 3 Balart Gimeno, Rafael Antonio 3 Baptista, Paula 3 Barbillon, Grégory 3 Bekhta, Pavlo 3 Bruno, Giovanni 3 Caponetto, Rosa Giuseppina 3 Carbone, Giuseppe 3 Carillo, Petronia 3 Ceccarelli, Marco 3 Chedjou, Jean Chamberlain 3 Codină, Georgiana Gabriela 3 Dulf, Eva H. 3 Faroughi, Salah Aldin 3 Ferri, José Miguel 3 Ferrás, Luís L. 3 Fombuena Borràs, Vicent 3 Friedrich, Bernd 3 Fuentes, Sigfredo 3 Gamage, Kelum 3 Gasparetto, Alessandro 3 Georgantzinos, Stelios K. 3 Gil Bravo, Antonio 3 Jedlicki, Jerzy 3 Kaufmann, Katrin 3 Lanza, Stefania 3 Maurer, Dieter 3 Muresan, Cristina I. 3 Muzirafuti, Anselme 3 Nastasi, Benedetto 3 Nazmitdinov, Rashid G. 3 Nocera, Francesco 3 Paraforos, Dimitrios 3 Pinto Fernandes, Célio 3 Pour, Amin Beiranvand 3 Rajaraman, Sivaramakrishnan 3 Randazzo, Giovanni 3 Raposo, António 3 Riboni, Claudia 3 Silva, Ana Catarina 3 Silva, Francisco J. G. 3 Sousa Lobo, José Manuel 3 Srivastava, Hari Mohan 3 Stankovic, Milan 3 Sultan, Muhammad 3 Varzakas, Theodoros 3 Yigitcanlar, Tan 3 Zaman, Wajid 3 Zhou, Jian 3 Abd-Elsalam, Kamel A. 2 Aboudzadeh, M. Ali 2 Acierno, Domenico 2 Ahamed, Md Shamim 2 Alessio, Giuliana 2 Ali, Mumtaz 2 Allakhverdiev, Suleyman 2 Antov, Petar 2 Armaghani, Danial Jahed 2 Ashiru-Oredope, Diane 2 Assaf, Jean-Claude 2 Avino, Pasquale 2 Baboli, Mostafa 2 Badjakov, Ilian 2 Baleanu, Dumitru 2 Balke, Friedrich 2 Baloian, Nelson 2 Bardel, Camilla 2 Batista, Anamarija 2 Baños Navarro, Raúl 2 Baśko, Małgorzata 2 Bedia, Jorge 2 Bedon, Chiara 2 Beeby, Steve 2 Beltrán Custodio, Ana María 2 Belver, Carolina 2 Beyer, Thomas 2 Bi, Zhuming 2 Biberauer, Theresa 2 Blanco, Ignazio 2 Blaschke, David 2 Brida, Peter 2 Brzeziński, Marek 2 Bulushev, Dmitri A. 2 Bungau, Simona Gabriela 2 see all ... less ...

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