Corwin, E. S. (1957). The President, office and powers: History and analysis of practice and opinion (Forth revised edition.). New York University Press.
Цитирование в стиле Чикаго (17-е изд.)Corwin, Edward S. The President, Office and Powers: History and Analysis of Practice and Opinion. Forth revised edition. New York: New York University Press, 1957.
Цитирование MLA (8-е изд.)Corwin, Edward S. The President, Office and Powers: History and Analysis of Practice and Opinion. Forth revised edition. New York University Press, 1957.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.