Cita APA (7a ed.)

Hepplewhite, P., & Tonge, N. (1992). Discovering history (1. impression.). Causeway Press.

Cita Chicago Style (17a ed.)

Hepplewhite, Peter, y Neil Tonge. Discovering History. 1. impression. Lancashire: Causeway Press, 1992.

Cita MLA (9a ed.)

Hepplewhite, Peter, y Neil Tonge. Discovering History. 1. impression. Causeway Press, 1992.