320 - Political science 330 - Economics 363 - Other social problems & services 700 - The arts; fine & decorative arts 900 - History & geography 333 - Economics of land & energy 11 more ... 600 - Technology 10 000 - Computer science, information & general works 9 620 - Engineering & allied operations 8 380 - Commerce, communications & transportation 7 551 - Geology, hydrology & meteorology 6 370 - Education 5 581 - Specific topics in natural history 5 140 - Specific philosophical schools 4 610 - Medicine & health 4 720 - Architecture 4 580 - Plants (Botany) 3 200 - Religion 2 658 - General management 2 300 - Social sciences 1 360 - Social problems & services; associations 1 414 - Phonology & phonetics 1 550 - Earth sciences 1 630 - Agriculture & related technologies 1 see all ... less ...

English 16

Directory of Open Access Books 16

Bao, Haijun 2 Ochoa, Jorge 2 Shen, Liyin 2 Yigitcanlar, Tan 2 Abu-Jaber, Nizar 1 Bedla, Dawid 1 more ... Fernández-Manjarrés, Juan F. 1 Garrote, Luis 1 Gómez-Losada, Álvaro 1 Halecki, Wiktor 1 Kamruzzaman, Md 1 Kusch-Brandt, Sigrid 1 Liu, Conghu 1 Liu, Zhi 1 Molina, José-Luis 1 Parks, Louisa 1 Perea-Moreno, Alberto-Jesus 1 Pires, José Carlos Magalhães 1 Radecki-Pawlik, Artur 1 Richards, Russell 1 Ryczek, Marek 1 Sahin, Oz 1 Sansilvestri, Roxane 1 Song, Xiaoqian 1 Terkenli, Theano S. 1 Trovato, Maria Gabriella 1 Ullah, Fahim 1 Vogiatzakis, Ioannis N. 1 Wei, Fangfang 1 see all ... less ...

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