Colm, G. (1961). The economy of the American people: Progress problems, prospects ([2nd ed.].). National Planning Association.
Цитирование в стиле Чикаго (17-е изд.)Colm, Gerhard. The Economy of the American People: Progress Problems, Prospects. [2nd ed.]. [Washington]: National Planning Association, 1961.
Цитирование MLA (9-е изд.)Colm, Gerhard. The Economy of the American People: Progress Problems, Prospects. [2nd ed.]. National Planning Association, 1961.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.