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[Subject: Biology]
Translated by: DRAGOMIR PEROVIC
Translated in 16 languages
[Subject: Applied Mechanics]
Translated in 6 languages
Translated in 4 languages
[Subject: Music]
Translated in 3 languages
[Subject: Photography & Photographs, Apparatus, Equipments, Materials]
[Subject: Military Art & Science]
[Subject: Electricity & Electronics]
[Subject: Generalities]
[Subject: Medical Sciences, Medicine]
Translated in 2 languages