APA (7th ed.) Citation

Udden, J. A., Baker, C. L., Böse, E., & Porch, E. L. (1919). Geological map of Texas (Rev. ed.). University of Texas, Bureau of Economic Geology and Technology.

Chicago Style (17th ed.) Citation

Udden, Johan August, Charles Laurence Baker, Emil Böse, and E. L. Porch. Geological Map of Texas. Rev. ed. [Austin, Tex.]: University of Texas, Bureau of Economic Geology and Technology, 1919.

MLA (9th ed.) Citation

Udden, Johan August, et al. Geological Map of Texas. Rev. ed. University of Texas, Bureau of Economic Geology and Technology, 1919.