Cita APA (7a ed.)
Pritchard,John M. (1979). Africa: Study geography for advanced students (3thd ed.). Longman.
Cita Chicago Style (17a ed.)
Pritchard,John M. Africa: Study Geography for Advanced Students. 3thd ed. Burnt: Longman, 1979.
Cita MLA (9a ed.)
Pritchard,John M. Africa: Study Geography for Advanced Students. 3thd ed. Longman, 1979.
Precaución: Estas citas no son 100% exactas.