Geological Survey (U.S.). (1970). The Gila River phreatophyte project, Graham County, Arizona. G.P.O..
Chicago Style (17th ed.) CitationGeological Survey (U.S.). The Gila River Phreatophyte Project, Graham County, Arizona. Washington: G.P.O., 1970.
MLA (9th ed.) CitationGeological Survey (U.S.). The Gila River Phreatophyte Project, Graham County, Arizona. G.P.O., 1970.
Warning: These citations may not always be 100% accurate.