APA (7th ed.) Citation

Edited by Clifford, N. J. (2009). Key Concepts in Geography (2nd ed.). Sage.

Chicago Style (17th ed.) Citation

Edited by Clifford, Nicholas J. Key Concepts in Geography. 2nd ed. Chennai: Sage, 2009.

MLA (9th ed.) Citation

Edited by Clifford, Nicholas J. Key Concepts in Geography. 2nd ed. Sage, 2009.