Citazione Stile APA (7a Edizione)

Polbsy, N. W. (1976). Congress and the Presidency (3rd edition.). University of California ; Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Polbsy, Nelson W. Congress and the Presidency. 3rd edition. Berkeley : Englewood Cliffs: University of California ; Prentice-Hall, 1976.

Citatione MLA (8a ed.)

Polbsy, Nelson W. Congress and the Presidency. 3rd edition. University of California ; Prentice-Hall, 1976.