(1965). Source book for geography teaching. Unesco.
Chicago Style (17th ed.) CitationSource Book for Geography Teaching. London: Unesco, 1965.
ציטוט MLASource Book for Geography Teaching. Unesco, 1965.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.
(1965). Source book for geography teaching. Unesco.
Chicago Style (17th ed.) CitationSource Book for Geography Teaching. London: Unesco, 1965.
ציטוט MLASource Book for Geography Teaching. Unesco, 1965.