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[Subject: Sciences Of Earth & Worlds]
Translated by: RUDOLF POLZER
Translated in 38 languages
[Subject: Music]
Translated by: KATRIN HELD
Translated in 20 languages
[Subject: Geometry]
Translated in 15 languages
Translated in 11 languages
[Subject: Generalities]
Translated by: MONICA MAGRI
Translated in 10 languages
Translated in 6 languages
Translated by: ROBERT GRIGOR BAXTER
[Subject: Sociology]
Translated in 5 languages
[Subject: Data Processing Computer Science]
[Subject: Financial Economics - Bank]
Translated in 3 languages
[Subject: Telephone & Portable Telephone]
Translated in 2 languages
[Subject: Management & Auxiliary Services]
Translated by: GIANNI GAVIOLI
Translated in 42 languages
Translated by: DAGMAR SCHUSTER