Style de citation APA (7e éd.)
Unger, I., & Unger, D. (1995). These United States: The questions of our past (6th, combined ed.). Prentice Hall.
Style de citation Chicago (17e éd.)
Unger, Irwin, et Debi Unger. These United States: The Questions of Our Past. 6th, combined ed. Englewood Cliffs, N.J.: Prentice Hall, 1995.
Style de citation MLA (9e éd.)
Unger, Irwin, et Debi Unger. These United States: The Questions of Our Past. 6th, combined ed. Prentice Hall, 1995.
Attention : ces citations peuvent ne pas être correctes à 100%.