Colm, G. (1961). The economy of the American people: Progress problems, prospects ([2nd ed.].). National Planning Association.
Chicago Style (17th ed.) CitationColm, Gerhard. The Economy of the American People: Progress Problems, Prospects. [2nd ed.]. [Washington]: National Planning Association, 1961.
ציטוט MLAColm, Gerhard. The Economy of the American People: Progress Problems, Prospects. [2nd ed.]. National Planning Association, 1961.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.