APA (7th ed.) Citation

Greenland, D., & De Blij, H. J. (1977). The earth in profile : a physical geography / (by) David Greenland, Harm J. de Blij: A physical geography. Canfield Press ;.

Chicago Style (17th ed.) Citation

Greenland, David, and Harm J. De Blij. The Earth in Profile : A Physical Geography / (by) David Greenland, Harm J. De Blij: A Physical Geography. San Francisco ; New York (etc.) ; London: Canfield Press ;, 1977.

MLA (9th ed.) Citation

Greenland, David, and Harm J. De Blij. The Earth in Profile : A Physical Geography / (by) David Greenland, Harm J. De Blij: A Physical Geography. Canfield Press ;, 1977.

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