APA (7th ed.) Citation

South Texas Geological Society, Hargis, R. N., & Chuber, S. (1990). The Wilcox of South Texas. South Texas Geological Society.

Chicago Style (17th ed.) Citation

South Texas Geological Society, Richard N. Hargis, and Stewart Chuber. The Wilcox of South Texas. San Antonio, Tex.: South Texas Geological Society, 1990.

MLA (9th ed.) Citation

South Texas Geological Society, et al. The Wilcox of South Texas. South Texas Geological Society, 1990.