APA (7th ed.) Citation

Trask, N. J. (1972). The contributions of Ranger photographs to understanding the geology of the Moon. U.S. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Trask, N. J. The Contributions of Ranger Photographs to Understanding the Geology of the Moon. Washington: U.S. Govt. Print. Off, 1972.

MLA (9th ed.) Citation

Trask, N. J. The Contributions of Ranger Photographs to Understanding the Geology of the Moon. U.S. Govt. Print. Off, 1972.