000 - Computer science, information & general works 140 - Specific philosophical schools 333 - Economics of land & energy 363 - Other social problems & services 610 - Medicine & health 700 - The arts; fine & decorative arts 12 more ... 330 - Economics 9 551 - Geology, hydrology & meteorology 8 620 - Engineering & allied operations 8 380 - Commerce, communications & transportation 6 580 - Plants (Botany) 6 320 - Political science 5 540 - Chemistry & allied sciences 5 576 - Genetics & evolution 5 581 - Specific topics in natural history 5 600 - Technology 5 300 - Social sciences 4 630 - Agriculture & related technologies 4 414 - Phonology & phonetics 3 500 - Natural sciences & mathematics 3 612 - Human physiology 3 658 - General management 3 304 - Factors affecting social behavior 2 361 - Social problems & social welfare in general 1 370 - Education 1 800 - Literature & rhetoric 1 900 - History & geography 1 see all ... less ...

English

Directory of Open Access Books 19

Baptista, Paula 3 Carillo, Petronia 3 Stankovic, Milan 3 Kumar, Pankaj 2 Ahearn, Ariell 1 Avtar, Ram 1 more ... Borges Sarmento, Hugo Miguel 1 Butler, Merlin G. 1 Cabral, Joaquim M. S. 1 Chen, Jie 1 Cirella, Giuseppe T. 1 Clodoveo, Maria Lisa 1 D'Ambrosio, Francesca Romana 1 Diogo, Maria Margarida 1 Douligeris, Christos 1 Farooque, Aitazaz A. 1 Filimon, Nela 1 Fusté-Forné, Francesc 1 Georgian, Badicu 1 Kumar, Amit 1 Lo Monaco, Angela 1 Lobato da Silva, Cláudia 1 Macinnis-Ng, Cate 1 Mancini, Francesco 1 Medina, F. Xavier 1 Nastasi, Benedetto 1 Palella, Boris Igor 1 Pinto, Marina Cabral 1 Rajora, Om 1 Russo, Alessio 1 Shamshiri, Redmond R. 1 Silva, Ana Filipa 1 Sternberg, Troy 1 Sultan, Muhammad 1 Zhang, Ting 1 Zhou, Qian 1 Zhou, Yuguang 1 see all ... less ...

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