APA

Walton R. J., . (1972). Congress and American foreign policy: a background book on the presidential-congressional struggle. New York: Parent's Magazine Press.

Chicago

Walton Richard J, . 1972. Congress and American foreign policy: a background book on the presidential-congressional struggle. New York: Parent's Magazine Press.

Harvard

Walton R. J., . (1972). Congress and American foreign policy: a background book on the presidential-congressional struggle. New York: Parent's Magazine Press.

MLA

Walton Richard J, . Congress and American foreign policy: a background book on the presidential-congressional struggle. New York: Parent's Magazine Press. 1972.