333 - Economics of land & energy 380 - Commerce, communications & transportation 500 - Natural sciences & mathematics 600 - Technology 13 620 - Engineering & allied operations 900 - History & geography more ... 700 - The arts; fine & decorative arts 6 000 - Computer science, information & general works 4 610 - Medicine & health 4 140 - Specific philosophical schools 3 330 - Economics 3 340 - Law 3 576 - Genetics & evolution 3 363 - Other social problems & services 2 370 - Education 2 100 - Philosophy & psychology 1 120 - Epistemology, causation & humankind 1 300 - Social sciences 1 304 - Factors affecting social behavior 1 320 - Political science 1 400 - Language 1 410 - Linguistics 1 530 - Physics 1 540 - Chemistry & allied sciences 1 580 - Plants (Botany) 1 720 - Architecture 1 800 - Literature & rhetoric 1 see all ... less ...

English 13

Directory of Open Access Books 13

Abelha, Marta 1 Adams II, Thomas A. 1 Agarwal, Ramesh 1 Andriukaitis, Darius 1 Antuchevi?ien?, Jurgita 1 Barretta, Raffaele 1 more ... Boschetti, Giovanni 1 Brida, Peter 1 Didenko, Nikolay 1 Doria, Alberto 1 Fernandes, Sandra Raquel Gonçalves 1 Ferreira-Oliveira, Ana Teresa 1 Hrissanthou, Vlassios 1 Jurecki, Rafał 1 Kar, Samarjit 1 Liu, Qing 1 Marek, Guzek 1 Massaro, Matteo 1 Nastasi, Benedetto 1 Nezhad, Meysam Majidi 1 Orosa, José A. 1 Pan, Yongjun 1 Ruta, Giuseppe 1 Sarkar, Biswajit 1 Sarkar, Mitali 1 Tcvetkov, Pavel 1 Wach, Wojciech 1 Zavadskas, Edmundas Kazimieras 1 Zhang, Jiangshan 1 Żur, Krzysztof 1 see all ... less ...

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