APA (7th ed.) Citation
Wilbur, R. L., & Du Puy, W. A. (1932). Conservation in the Department of the Interior. Governm.Print.Office.
Chicago Style (17th ed.) Citation
Wilbur, Ray Lyman, and William Atherton Du Puy. Conservation in the Department of the Interior. Washington: Governm.Print.Office, 1932.
MLA (9th ed.) Citation
Wilbur, Ray Lyman, and William Atherton Du Puy. Conservation in the Department of the Interior. Governm.Print.Office, 1932.
Warning: These citations may not always be 100% accurate.