APA (7th ed.) Citation

Robinson, G. D. (1964). Philmont country: The rocks and landscape of a famous New Mexico ranch. U.S. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Robinson, G. D. Philmont Country: The Rocks and Landscape of a Famous New Mexico Ranch. Washington: U.S. Govt. Print. Off, 1964.

MLA (9th ed.) Citation

Robinson, G. D. Philmont Country: The Rocks and Landscape of a Famous New Mexico Ranch. U.S. Govt. Print. Off, 1964.