APA (7e ed.) Bronvermelding

Keefe, W. J. (1984). Congress and the American people. Prentice-Hall.

Chicago (17e ed.) Bronvermelding

Keefe, William J. Congress and the American People. Prentice-Hall, 1984.

MLA (8e ed.) Bronvermelding

Keefe, William J. Congress and the American People. Prentice-Hall, 1984.

Let op: Deze citaties zijn niet altijd 100% accuraat.