Cita APA (7th ed.)

Shafer, R. J., & Bennett, D. H. (1974). A guide to historical method (Rev. ed.). Dorsey Press.

Cita Chicago (17th ed.)

Shafer, Robert Jones, i David Harry Bennett. A Guide to Historical Method. Rev. ed. Homewood, Ill: Dorsey Press, 1974.

Cita MLA (9th ed.)

Shafer, Robert Jones, i David Harry Bennett. A Guide to Historical Method. Rev. ed. Dorsey Press, 1974.