APA (7th ed.) Citation

Gresswell, R. K. (1967). Physical geography. Longmans.

Chicago Style (17th ed.) Citation

Gresswell, R. Kay. Physical Geography. [London]: Longmans, 1967.

MLA (9th ed.) Citation

Gresswell, R. Kay. Physical Geography. Longmans, 1967.

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