Cita APA (7th ed.)

Pritchard,John M. (1979). Africa: Study geography for advanced students (3thd ed.). Longman.

Cita Chicago (17th ed.)

Pritchard,John M. Africa: Study Geography for Advanced Students. 3thd ed. Burnt: Longman, 1979.

Cita MLA (9th ed.)

Pritchard,John M. Africa: Study Geography for Advanced Students. 3thd ed. Longman, 1979.

Atenció: Aquestes cites poden no estar 100% correctes.