Citazione Stile APA (7a Edizione)

Cronin, T. E. e., & Greenberg, S. D. 1. j. e. (1969). The Presidential advisory system. Harper and Row.

Citazione stile Chigago Style (17a edizione)

Cronin, Thonmas E. ed, e Sanford D. 1940- joint ed Greenberg. The Presidential Advisory System. New York: Harper and Row, 1969.

Citatione MLA (9a ed.)

Cronin, Thonmas E. ed, e Sanford D. 1940- joint ed Greenberg. The Presidential Advisory System. Harper and Row, 1969.