Cita APA (7a ed.)

Gavian, R. W., Hamm, W. A., & Freidel, F. B. (1965). United States history (Rev.). D.C. Heath.

Cita Chicago Style (17a ed.)

Gavian, Ruth Wood, William Albert Hamm, y Frank Burt Freidel. United States History. Rev. Boston: D.C. Heath, 1965.

Cita MLA (8a ed.)

Gavian, Ruth Wood, et al. United States History. Rev. D.C. Heath, 1965.