320 - Political science 330 - Economics 363 - Other social problems & services 600 - Technology 610 - Medicine & health 700 - The arts; fine & decorative arts more ... 333 - Economics of land & energy 7 551 - Geology, hydrology & meteorology 6 380 - Commerce, communications & transportation 4 000 - Computer science, information & general works 3 370 - Education 3 620 - Engineering & allied operations 3 900 - History & geography 3 140 - Specific philosophical schools 2 720 - Architecture 2 100 - Philosophy & psychology 1 360 - Social problems & services; associations 1 361 - Social problems & social welfare in general 1 414 - Phonology & phonetics 1 576 - Genetics & evolution 1 580 - Plants (Botany) 1 581 - Specific topics in natural history 1 630 - Agriculture & related technologies 1 658 - General management 1 see all ... less ...

English 8

Directory of Open Access Books 8

Bao, Haijun 2 Ochoa, Jorge 2 Shen, Liyin 2 Bhat, Rajeev 1 Douligeris, Christos 1 Garrote, Luis 1 more ... Han, Hoon 1 Hashemi, Shervin 1 Kamruzzaman, Md 1 Yang, Weixin 1 Yang, Yunpeng 1 Yigitcanlar, Tan 1 Yuan, Guanghui 1 see all ... less ...

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