Cita APA (7a ed.)

Adeleke, B. O., & Leong, G. C. (1978). Certificate physical and human geography (West African ed.). Oxford Univ. Press.

Cita Chicago Style (17a ed.)

Adeleke, B. O., y Goh Cheng Leong. Certificate Physical and Human Geography. West African ed. [Ibadan]: Oxford Univ. Press, 1978.

Cita MLA (9a ed.)

Adeleke, B. O., y Goh Cheng Leong. Certificate Physical and Human Geography. West African ed. Oxford Univ. Press, 1978.