000 - Computer science, information & general works 700 - The arts; fine & decorative arts 610 - Medicine & health 192 333 - Economics of land & energy 184 600 - Technology 177 363 - Other social problems & services 136 more ... 500 - Natural sciences & mathematics 120 580 - Plants (Botany) 110 140 - Specific philosophical schools 109 380 - Commerce, communications & transportation 100 620 - Engineering & allied operations 95 330 - Economics 90 576 - Genetics & evolution 90 900 - History & geography 67 320 - Political science 63 540 - Chemistry & allied sciences 60 630 - Agriculture & related technologies 55 551 - Geology, hydrology & meteorology 52 300 - Social sciences 48 400 - Language 44 370 - Education 40 581 - Specific topics in natural history 40 720 - Architecture 35 340 - Law 33 100 - Philosophy & psychology 32 658 - General management 26 800 - Literature & rhetoric 25 414 - Phonology & phonetics 23 410 - Linguistics 22 530 - Physics 22 612 - Human physiology 22 301 - Sociology & anthropology 16 304 - Factors affecting social behavior 16 200 - Religion 12 170 - Ethics 10 361 - Social problems & social welfare in general 10 780 - Music 10 615 - Pharmacology & therapeutics 7 120 - Epistemology, causation & humankind 4 590 - Animals (Zoology) 4 160 - Logic 3 520 - Astronomy & allied sciences 3 770 - Photography, photographs & computer art 3 657 - Accounting 2 791 - Public performances 2 350 - Public administration & military science 1 360 - Social problems & services; associations 1 364 - Criminology 1 398 - Folklore 1 550 - Earth sciences 1 see all ... less ...

English 587 Dutch 2 German 2 Finnish 1 Italian 1 No linguistic content 1 more ... Spanish 1 see all ... less ...

Directory of Open Access Books 599 OAPEN 14 Digi20 1 Nomos 1

Baptista, Paula 3 Carillo, Petronia 3 Raposo, António 3 Stankovic, Milan 3 Sultan, Muhammad 3 Zaman, Wajid 3 more ... Ahamed, Md Shamim 2 Al-Machot, Fadi 2 Alejandro Valdez Banda, Osiris 2 Allakhverdiev, Suleyman 2 Antoniou, Vyron 2 Armaghani, Danial Jahed 2 Baloian, Nelson 2 Basnet,  Sunil 2 Bekhta, Pavlo 2 Bungau, Simona Gabriela 2 Bühlmann, Vera 2 Constantinou, Constantia 2 Du, Wei-Shih 2 Durazzo, Alessandra 2 Enemark, Stig 2 Es-Safi, Nour Eddine 2 Fabiani, Roberto 2 Farooq, Muhammad 2 Fuentes, Sigfredo 2 Gocheva-Ilieva, Snezhana 2 Gontier, Nathalie 2 Hajian, Aram 2 Hasanipanah, Mahdi 2 Haubold, Hans 2 Hernández-Ledesma, Blanca 2 Hirdaris,  Spyros 2 Inoue, Tomoo 2 Kar, Samarjit 2 Karapinar, Erdal 2 Karolewski, Janina 2 Kujala,  Pentti 2 Kyamakya, Kyandoghere 2 Lemmen, Christiaan 2 Lucarini, Massimo 2 Luther, Wolfram 2 Manghwar, Hakim 2 Martínez-Villaluenga, Cristina 2 McLaren, Robin 2 Miller, Michael J. 2 Mondt, Katrien 2 Morik, Katharina 2 Mosa, Ahmad Haj 2 Ntouyas, Sotiris K. 2 Palyanova, Galina 2 Pota, Marco 2 Quiroz, Marcela 2 Santini, Antonello 2 Shamshiri, Redmond R. 2 Shoham, Sharon 2 Srivastava, Hari Mohan 2 Sudmann, Andreas 2 Varzakas, Theodoros 2 Vizel, Yakir 2 Wagner, Kay-Dietrich 2 Wagner, Nicole 2 Wei-Chiang Hong 2 Werner, Frank 2 Wu, Yue 2 Zhou, Jian 2 de la Fraga, Luis Gerardo 2 Abdel-Rahman, Elfatih 1 Abed Rabho, Laila 1 Abhilash, Purushothaman 1 Abolghasemi, Vahid 1 Acharya, Bharat Sharma 1 Acosta-Motos, Jose Ramon 1 Acuña, Jacquelinne 1 Adam, Elhadi 1 Adamson, Catherine 1 Adegboye, Amanda 1 Adhikari, Rajan P. 1 Agapie, Alexandru 1 Agarwal, Ravi 1 Agop, Maricel 1 Aguilera Gutiérrez, Yolanda 1 Ahmad, Iqbal 1 Alarcão, Violeta 1 Aldama-Campino, Aitor 1 Alessio, Giuliana 1 Ali, Majid 1 Almeida, Marta 1 Almeida, Ricardo 1 Alquier, Pierre 1 Altamura, Emiliano 1 Altshuler, Yaniv 1 Alvarez, Maria Arias 1 Amato, Antonella 1 Ammi, Moulay Rchid Sidi 1 Andrić, Maja 1 Anisi, Hossein 1 Antoniadou, Maria 1 Antonio Aceves Fernandez, Marco 1 Antoniou, Angeliki 1 Antos, Jaroslav 1 see all ... less ...

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