APA aipamena

Polsby, N. W. (1964). Congress and the Presidency. Prentice-Hall of India.

Chicago Style aipamena

Polsby, Nelson W. Congress and the Presidency. New Jersey: Prentice-Hall of India, 1964.

MLA aipamena

Polsby, Nelson W. Congress and the Presidency. Prentice-Hall of India, 1964.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.