320 - Political science 363 - Other social problems & services 380 - Commerce, communications & transportation 700 - The arts; fine & decorative arts 900 - History & geography 600 - Technology 9 more ... 333 - Economics of land & energy 8 330 - Economics 7 620 - Engineering & allied operations 7 720 - Architecture 7 000 - Computer science, information & general works 6 140 - Specific philosophical schools 6 370 - Education 5 340 - Law 3 500 - Natural sciences & mathematics 3 551 - Geology, hydrology & meteorology 3 576 - Genetics & evolution 3 581 - Specific topics in natural history 3 610 - Medicine & health 3 300 - Social sciences 1 414 - Phonology & phonetics 1 550 - Earth sciences 1 580 - Plants (Botany) 1 658 - General management 1 see all ... less ...

English 13

Directory of Open Access Books 13

Kim, DaeEun 3 Bao, Haijun 2 Ochoa, Jorge 2 Shen, Liyin 2 Yigitcanlar, Tan 2 Fernández-Manjarrés, Juan F. 1 more ... Gómez-Losada, Álvaro 1 Kamruzzaman, Md 1 Pacheco, Fernando A.L. 1 Pires, José Carlos Magalhães 1 Richards, Russell 1 Sahin, Oz 1 Sanches Fernandes, Luís Filipe 1 Sansilvestri, Roxane 1 Santangelo, Nicoletta 1 Sapountzaki, Kalliopi 1 Valente, Ettore 1 see all ... less ...

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