Cita APA (7th ed.)

Crewe, Q. (1983). In search of the Sahara. Michael Joseph Ltd.

Cita Chicago (17th ed.)

Crewe, Quentin. In Search of the Sahara. Londres: Michael Joseph Ltd, 1983.

Cita MLA (9th ed.)

Crewe, Quentin. In Search of the Sahara. Michael Joseph Ltd, 1983.