Cita APA (7th ed.)

Gilbert, F., & Graubard, S. R. (1972). Historical studies today (1a. ed.). W. W. Norton and Company.

Cita Chicago (17th ed.)

Gilbert, Felix, i Stephen R. Graubard. Historical Studies Today. 1a. ed. Nueva York: W. W. Norton and Company, 1972.

Cita MLA (9th ed.)

Gilbert, Felix, i Stephen R. Graubard. Historical Studies Today. 1a. ed. W. W. Norton and Company, 1972.