APA (7th ed.) Citation

Claval, P., & Thompson, I. (1998). An introduction to regional geography. Blackwell Publishers.

Chicago Style (17th ed.) Citation

Claval, Paul, and Ian Thompson. An Introduction to Regional Geography. Malden: Blackwell Publishers, 1998.

MLA (8th ed.) Citation

Claval, Paul, and Ian Thompson. An Introduction to Regional Geography. Blackwell Publishers, 1998.

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