APA (7th ed.) Citation

Houston Geological Society. (1959). Geologic strip maps: U.S. Highway 80, Texas-New Mexico State line to Van Horn; U.S. Highway 90, Van Horn to Texas-Louis[i]ana State line. [publisher not identified].

Chicago Style (17th ed.) Citation

Houston Geological Society. Geologic Strip Maps: U.S. Highway 80, Texas-New Mexico State Line to Van Horn; U.S. Highway 90, Van Horn to Texas-Louis[i]ana State Line. Houston, Tex.: [publisher not identified], 1959.

MLA (9th ed.) Citation

Houston Geological Society. Geologic Strip Maps: U.S. Highway 80, Texas-New Mexico State Line to Van Horn; U.S. Highway 90, Van Horn to Texas-Louis[i]ana State Line. [publisher not identified], 1959.