APA (7th ed.) Citation

Blair, C. L., & Gutsell, B. V. (1974). The American landscape: Map and air photo interpretation. McGraw-Hill.

Chicago Style (17th ed.) Citation

Blair, Calvin L., and B. V. Gutsell. The American Landscape: Map and Air Photo Interpretation. New York u.a: McGraw-Hill, 1974.

MLA (9th ed.) Citation

Blair, Calvin L., and B. V. Gutsell. The American Landscape: Map and Air Photo Interpretation. McGraw-Hill, 1974.