Citazione Stile APA (7a Edizione)

Kelly, A. H., & Harbison, W. A. (1948). The American constitution: Its origins and development. Norton.

Citazione stile Chigago Style (17a edizione)

Kelly, Alfred H., e Winfred Audif Harbison. The American Constitution: Its Origins and Development. New York: Norton, 1948.

Citatione MLA (8a ed.)

Kelly, Alfred H., e Winfred Audif Harbison. The American Constitution: Its Origins and Development. Norton, 1948.