300 - Social sciences 333 - Economics of land & energy 380 - Commerce, communications & transportation 900 - History & geography 363 - Other social problems & services 3 600 - Technology 3 more ... 610 - Medicine & health 3 620 - Engineering & allied operations 3 700 - The arts; fine & decorative arts 3 140 - Specific philosophical schools 2 170 - Ethics 2 320 - Political science 2 340 - Law 2 576 - Genetics & evolution 2 580 - Plants (Botany) 2 630 - Agriculture & related technologies 2 720 - Architecture 2 800 - Literature & rhetoric 2 000 - Computer science, information & general works 1 330 - Economics 1 370 - Education 1 400 - Language 1 500 - Natural sciences & mathematics 1 540 - Chemistry & allied sciences 1 581 - Specific topics in natural history 1 see all ... less ...

English

Directory of Open Access Books 4

Gonzalez-Aguilera, Diego 2 Rodríguez-Gonzálvez, Pablo 2 Abelha, Marta 1 Fernandes, Sandra Raquel Gonçalves 1 Fernández-Manjarrés, Juan F. 1 Ferreira-Oliveira, Ana Teresa 1 more ... Sansilvestri, Roxane 1 see all ... less ...

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