APA (7th ed.) Citation

Hull, A. C., & Johnson, W. M. (1955). Range seeding in the ponderosa pine zone in Colorado. [U.S. Govt. Print. Off].

Chicago Style (17th ed.) Citation

Hull, Alvin C., and W. M. Johnson. Range Seeding in the Ponderosa Pine Zone in Colorado. [Washington]: [U.S. Govt. Print. Off], 1955.

MLA (9th ed.) Citation

Hull, Alvin C., and W. M. Johnson. Range Seeding in the Ponderosa Pine Zone in Colorado. [U.S. Govt. Print. Off], 1955.