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Translated in 30 languages
[Subject: Generalities]
Translated by: FARHAD PEZESHKI
Translated in 25 languages
[Subject: Biology]
Translated in 20 languages
Translated in 19 languages
[Subject: Medical Sciences, Medicine]
Translated in 16 languages
[Subject: Music]
Translated by: ALESSANDRO ZIGNANI
Translated in 5 languages
[Subject: Electricity & Electronics]
Translated in 4 languages
[Subject: Buildings]
Translated by: DAVID LAURENT
Translated in 9 languages