Cita APA (7a ed.)

Withers, K., Hicks, D. W., & Tunnell, J. W. (2010). Encyclopedia of Texas Seashells: Identification, Ecology, Distribution, and History. Texas A&M University Press.

Cita Chicago Style (17a ed.)

Withers, Kim, David W. Hicks, y John Wesley Tunnell. Encyclopedia of Texas Seashells: Identification, Ecology, Distribution, and History. College Station: Texas A&M University Press, 2010.

Cita MLA (8a ed.)

Withers, Kim, et al. Encyclopedia of Texas Seashells: Identification, Ecology, Distribution, and History. Texas A&M University Press, 2010.