Cita APA (7a ed.)

Howard, G. (1992). Wheelbarrow across the Sahara. Grafton.

Cita Chicago Style (17a ed.)

Howard, Geoffrey. Wheelbarrow Across the Sahara. London: Grafton, 1992.

Cita MLA (9a ed.)

Howard, Geoffrey. Wheelbarrow Across the Sahara. Grafton, 1992.