300 - Social sciences 500 - Natural sciences & mathematics 576 - Genetics & evolution 700 - The arts; fine & decorative arts 5 140 - Specific philosophical schools 4 540 - Chemistry & allied sciences 4 more ... 620 - Engineering & allied operations 4 000 - Computer science, information & general works 3 333 - Economics of land & energy 3 363 - Other social problems & services 3 380 - Commerce, communications & transportation 3 414 - Phonology & phonetics 3 551 - Geology, hydrology & meteorology 3 580 - Plants (Botany) 3 581 - Specific topics in natural history 3 610 - Medicine & health 3 612 - Human physiology 3 100 - Philosophy & psychology 2 600 - Technology 2 170 - Ethics 1 301 - Sociology & anthropology 1 330 - Economics 1 370 - Education 1 530 - Physics 1 658 - General management 1 720 - Architecture 1 780 - Music 1 900 - History & geography 1 see all ... less ...

English

Directory of Open Access Books 6

Baptista, Paula 3 Carillo, Petronia 3 Stankovic, Milan 3 Gaver, Bill 1 Jan, Steven 1 Motamedi Fraser, Mariam 1 more ... Sengers, Phoebe 1 see all ... less ...

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