Cita APA (7a ed.)

Pritchard, J. M. (1981). Africa: A study geography for advanced students (Rev. metric ed.). Longman.

Cita Chicago Style (17a ed.)

Pritchard, J. M. Africa: A Study Geography for Advanced Students. Rev. metric ed. London: Longman, 1981.

Cita MLA (9a ed.)

Pritchard, J. M. Africa: A Study Geography for Advanced Students. Rev. metric ed. Longman, 1981.