Mac Phail, D. D. (1972). The high plains: Problems of semiarid environments. Colorado State University.
Chicago Style (17th ed.) CitationMac Phail, Donald D. The High Plains: Problems of Semiarid Environments. Fort Collins: Colorado State University, 1972.
MLA (9th ed.) CitationMac Phail, Donald D. The High Plains: Problems of Semiarid Environments. Colorado State University, 1972.