APA (7th ed.) Citation

Gastil, R. G., Phillips, R. P., & Allison, E. C. (1975). Reconnaissance geology of the State of Baja California. Geological Society of America.

Chicago Style (17th ed.) Citation

Gastil, R. Gordon., Richard P. Phillips, and Edwin C. Allison. Reconnaissance Geology of the State of Baja California. Boulder, Colo.: Geological Society of America, 1975.

MLA (8th ed.) Citation

Gastil, R. Gordon., et al. Reconnaissance Geology of the State of Baja California. Geological Society of America, 1975.