Vacations abroad Vacances a l'etranger Vacaciones en ele extranjero. - UNESCO (Paris UNESCO, 1948)
Vols. 1-3 issued as UNESCO publication 306,677, 955.
Cover title, 1949-1953 : Vacation study supplement.
Vols. for 1948-1952/1953 than title.
Vols. for 1948-1953 English only. French and Spanish editions issued separately.
Keywords: Educationl exchanges; Summer schools