000 - Computer science, information & general works 600 - Technology 700 - The arts; fine & decorative arts 620 - Engineering & allied operations 231 333 - Economics of land & energy 215 900 - History & geography 161 more ... 330 - Economics 121 610 - Medicine & health 115 363 - Other social problems & services 114 380 - Commerce, communications & transportation 105 140 - Specific philosophical schools 78 576 - Genetics & evolution 67 320 - Political science 59 630 - Agriculture & related technologies 57 580 - Plants (Botany) 55 720 - Architecture 44 370 - Education 41 500 - Natural sciences & mathematics 41 400 - Language 34 551 - Geology, hydrology & meteorology 31 658 - General management 28 540 - Chemistry & allied sciences 27 530 - Physics 25 300 - Social sciences 23 340 - Law 22 800 - Literature & rhetoric 21 100 - Philosophy & psychology 20 414 - Phonology & phonetics 19 581 - Specific topics in natural history 13 170 - Ethics 12 410 - Linguistics 12 612 - Human physiology 11 780 - Music 9 200 - Religion 8 361 - Social problems & social welfare in general 7 304 - Factors affecting social behavior 6 301 - Sociology & anthropology 5 770 - Photography, photographs & computer art 5 520 - Astronomy & allied sciences 4 615 - Pharmacology & therapeutics 4 657 - Accounting 4 120 - Epistemology, causation & humankind 2 160 - Logic 2 350 - Public administration & military science 2 550 - Earth sciences 2 297 - Islam, Babism & Bahai Faith 1 360 - Social problems & services; associations 1 364 - Criminology 1 650 - Management & auxiliary services 1 see all ... less ...

English 491 German 1

Directory of Open Access Books 493 OAPEN 8 Nomos 1

Lytras, Miltiadis 5 Armaghani, Danial Jahed 3 Fuentes, Sigfredo 3 Montoya, Francisco G. 3 Raposo, António 3 Sultan, Muhammad 3 more ... Visvizi, Anna 3 Ahamed, Md Shamim 2 Al-Machot, Fadi 2 Antuchevičienė, Jurgita 2 Anvari-Moghaddam, Amjad 2 Baloian, Nelson 2 Baños Navarro, Raúl 2 Bizon, Nicu 2 Bühlmann, Vera 2 Catarino, Susana 2 Chui, Kwok Tai 2 Dimitrov, Dimitre 2 Dippong, Thomas 2 Dudek, Grzegorz 2 Enemark, Stig 2 Farooq, Muhammad 2 Gocheva-Ilieva, Snezhana 2 Hajian, Aram 2 Hasanipanah, Mahdi 2 Hjertager, Bjørn 2 Indra Gandhi, V 2 Inoue, Tomoo 2 Klipphahn-Karge, Michael 2 Konda Gokuldoss, Prashanth 2 Koster, Ann-Kathrin 2 Krčál, Michal 2 Kyamakya, Kyandoghere 2 Lemmen, Christiaan 2 Leva, Sonia 2 Lima, Rui A. 2 Lorincz, Josip 2 Luther, Wolfram 2 López de Lacalle, Luis Norberto 2 Malvè, Mauro 2 Man, Ka Lok 2 Manning, Erin 2 Mansouri, Taha 2 Marichal, José 2 Martek, Igor 2 Massarotti, Nicola 2 Massoudi, Mehrdad 2 Mauro, Alessandro 2 McLaren, Robin 2 Milani, Alfredo 2 Minas, Graça 2 Morais dos Santos Bruss, Sara 2 Morik, Katharina 2 Mosa, Ahmad Haj 2 Moshou, Dimitrios 2 Munster , Anna 2 Rouhani, Saeed 2 Santos, Paulo 2 Shamshiri, Redmond R. 2 Sparavigna, Amelia Carolina 2 Stavning Thomsen, Bodil Marie 2 Stončikaitė, Ieva 2 Sudmann, Andreas 2 Vidovićová, Lucie 2 Wang, Wei 2 Wang, Zhi 2 ZareRavasan, Ahad 2 Zavadskas, Edmundas Kazimieras 2 Zhou, Jian 2 Zylinska, Joanna 2 Abbasi, Qammer Hussain 1 Abelson, Harold 1 Abhilash, Purushothaman 1 Abolghasemi, Vahid 1 Aboud, Ahmed 1 Aboudzadeh, M. Ali 1 Abreu, António 1 Acharya, Bharat Sharma 1 Acosta-Motos, Jose Ramon 1 Adunlin, Georges 1 Aerts, Jean Marie 1 Affatato, Saverio 1 Afonso, Alexandre M. 1 Agarwal, Ramesh 1 Agarwal, Ravi 1 Agnew, Brian 1 Ahmad, Farhan 1 Ahmad, Iqbal 1 Ahmadi, Goodarz 1 Ahmed, Syed Hassan 1 Ainley, John 1 Ajanovic, Amela 1 Al-Greer, Maher 1 Alarcão, Violeta 1 Albonetti, Stefania 1 Aldama-Campino, Aitor 1 Ali, Majid 1 Allakhverdiev, Suleyman 1 Alomainy, Akram 1 Alsina-Pagès, Rosa Ma 1 see all ... less ...

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