Cita APA

Paterson, T. G., Clifford, J. G., & Hagan, K. J. (1995). American foreign relations: A history (4th ed.). D.C. Heath.

Citación estilo Chicago

Paterson, Thomas G., J. Garry Clifford, and Kenneth J. Hagan. American Foreign Relations: A History. 4th ed. Lexington, Mass.: D.C. Heath, 1995.

Cita MLA

Paterson, Thomas G., et al. American Foreign Relations: A History. 4th ed. D.C. Heath, 1995.