APA (7th ed.) Citation

Warf, B. (2006). Encyclopedia of human geography. Sage Publications.

Chicago Style (17th ed.) Citation

Warf, Barney. Encyclopedia of Human Geography. Thousand Oaks, Calif.: Sage Publications, 2006.

MLA (9th ed.) Citation

Warf, Barney. Encyclopedia of Human Geography. Sage Publications, 2006.

Warning: These citations may not always be 100% accurate.