Cita APA (7a ed.)

Perrohet, T. (1991). Insight guides: South America. APA Pub.

Cita Chicago Style (17a ed.)

Perrohet, Tony. Insight Guides: South America. Singapore: APA Pub, 1991.

Cita MLA (9a ed.)

Perrohet, Tony. Insight Guides: South America. APA Pub, 1991.