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[Subject: Generalities]
Translated by: SERGIO CRAGNOLINI
Translated in 35 languages
[Subject: Mathematics]
Translated in 21 languages
[Subject: Biology]
Translated in 5 languages
[Subject: Household Utilities]
Translated in 3 languages
[Subject: Lumber, Cork, Wood Technologies, Woodworking Machinery]
Translated in 2 languages