Cita APA (7th ed.)

Mabogunje, A. (1997). The state of Earth: Contemporary geographic perspectives (1a. ed.). Blackwell.

Cita Chicago (17th ed.)

Mabogunje, Akin. The State of Earth: Contemporary Geographic Perspectives. 1a. ed. Oxford: Blackwell, 1997.

Cita MLA (9th ed.)

Mabogunje, Akin. The State of Earth: Contemporary Geographic Perspectives. 1a. ed. Blackwell, 1997.