APA (7th ed.) Citation

Jacques-Ayala, C., González-Léon, C. M., & Roldan Q., J. (1995). Studies on the Mesozoic of Sonora and adjacent areas. Geological Society of America.

Chicago Style (17th ed.) Citation

Jacques-Ayala, César, Carlos M. González-Léon, and Jaime Roldan Q. Studies on the Mesozoic of Sonora and Adjacent Areas. Boulder, Colo.: Geological Society of America, 1995.

MLA (9th ed.) Citation

Jacques-Ayala, César, et al. Studies on the Mesozoic of Sonora and Adjacent Areas. Geological Society of America, 1995.