300 - Social sciences 333 - Economics of land & energy 6 363 - Other social problems & services 610 - Medicine & health 900 - History & geography 600 - Technology 5 more ... 330 - Economics 4 620 - Engineering & allied operations 4 140 - Specific philosophical schools 3 576 - Genetics & evolution 3 630 - Agriculture & related technologies 3 170 - Ethics 2 320 - Political science 2 340 - Law 2 380 - Commerce, communications & transportation 2 580 - Plants (Botany) 2 700 - The arts; fine & decorative arts 2 720 - Architecture 2 800 - Literature & rhetoric 2 000 - Computer science, information & general works 1 100 - Philosophy & psychology 1 301 - Sociology & anthropology 1 304 - Factors affecting social behavior 1 350 - Public administration & military science 1 370 - Education 1 581 - Specific topics in natural history 1 see all ... less ...

English 5

Directory of Open Access Books 6

Gonzalez-Aguilera, Diego 2 Rodríguez-Gonzálvez, Pablo 2 Ba, Alpha 1 Chen, Ruishan 1 Chigbu, Uchendu Eugene 1 Daré, William’s 1 more ... D’Adamo, Idiano 1 Ehrenstein, Véra 1 Milyaeva, Sveta 1 Neyland, Daniel 1 Ye, Chao 1 see all ... less ...

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