140 - Specific philosophical schools 330 - Economics 363 - Other social problems & services 600 - Technology 620 - Engineering & allied operations 8 700 - The arts; fine & decorative arts more ... 900 - History & geography 380 - Commerce, communications & transportation 5 333 - Economics of land & energy 3 720 - Architecture 3 000 - Computer science, information & general works 2 610 - Medicine & health 2 300 - Social sciences 1 301 - Sociology & anthropology 1 304 - Factors affecting social behavior 1 320 - Political science 1 370 - Education 1 400 - Language 1 551 - Geology, hydrology & meteorology 1 576 - Genetics & evolution 1 581 - Specific topics in natural history 1 630 - Agriculture & related technologies 1 658 - General management 1 800 - Literature & rhetoric 1 see all ... less ...

English 7

Directory of Open Access Books 8

Avino, Pasquale 1 Ba, Alpha 1 Bi, Zhuming 1 Da Xu, Li 1 Daré, William's 1 Errico, Massimiliano 1 more ... Gao, Yuan 1 Giuliano, Aristide 1 Jin, Xue-Bo 1 Kamruzzaman, Md 1 Lanza, Stefania 1 Mercadé Melé, Pere 1 Molina Gómez, Jesús 1 Muduli, Kamalakanta 1 Muzirafuti, Anselme 1 Narkhede, Balkrishna Eknath 1 Ouyang, Puren 1 Paraforos, Dimitrios 1 Randazzo, Giovanni 1 Raut, Rakesh 1 Salehi, Hamid 1 Shee, Himanshu 1 Sousa, Maria José 1 Suleman, Fátima 1 Yigitcanlar, Tan 1 see all ... less ...

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