Cita APA (7th ed.)

Spencer, W. (1967). The land and people of Tunisia ([1st ed.].). Lippincott.

Cita Chicago (17th ed.)

Spencer, William. The Land and People of Tunisia. [1st ed.]. Philadelphia: Lippincott, 1967.

Cita MLA (8th ed.)

Spencer, William. The Land and People of Tunisia. [1st ed.]. Lippincott, 1967.