333 - Economics of land & energy 576 - Genetics & evolution 600 - Technology 630 - Agriculture & related technologies 620 - Engineering & allied operations 7 363 - Other social problems & services 6 more ... 580 - Plants (Botany) 5 700 - The arts; fine & decorative arts 5 380 - Commerce, communications & transportation 4 000 - Computer science, information & general works 3 140 - Specific philosophical schools 2 170 - Ethics 2 300 - Social sciences 2 330 - Economics 2 340 - Law 2 581 - Specific topics in natural history 2 610 - Medicine & health 2 720 - Architecture 2 800 - Literature & rhetoric 2 900 - History & geography 2 304 - Factors affecting social behavior 1 320 - Political science 1 370 - Education 1 500 - Natural sciences & mathematics 1 530 - Physics 1 540 - Chemistry & allied sciences 1 551 - Geology, hydrology & meteorology 1 see all ... less ...

English

Directory of Open Access Books 8

Gonzalez-Aguilera, Diego 2 Rodríguez-Gonzálvez, Pablo 2 A.J.M. van Wijk 1 An Stepec, Biwen Annie 1 Bolshev, Vadim 1 D'Adamo, Idiano 1 more ... Gastaldi, Massimo 1 Ge, Dazhuan 1 Kamaruddin, Nurliana 1 Low, Wah Yun 1 Panchenko, Vladimir 1 Rasiah, Rajah 1 Sibirev, Alexey 1 Skovhus, Torben Lund 1 Wang, Yongsheng 1 Wen, Qi 1 Wunch, Kenneth 1 Zhang, Bangbang 1 see all ... less ...

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