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Translated by: RUDOLF POLZER
Translated in 54 languages
[Subject: Generalities]
Translated by: KATRIN HELD
Translated in 24 languages
Translated in 17 languages
Translated in 16 languages
Translated in 11 languages
[Subject: Furnishing & Decorating Home]
Translated in 9 languages
[Subject: Psychology]
Translated in 8 languages
[Subject: Physics]
Translated in 6 languages
[Subject: Applied Mechanics]
Translated in 5 languages
Translated by: GUEST USER
Translated in 3 languages
[Subject: Geology, Meteorology, Hydrology]
Translated by: DAVID LAURENT
Translated by: LILIAN BENITEZ