APA (7th ed.) Citation

Robert W. Caldwell and Associates & Freese, Nichols, and Endress. (1978). Topographic map, Grimes County. [Robert W. Caldwell and Associates].

Chicago Style (17th ed.) Citation

Robert W. Caldwell and Associates and Nichols Freese. Topographic Map, Grimes County. [Houston, Tex.]: [Robert W. Caldwell and Associates], 1978.

MLA (9th ed.) Citation

Robert W. Caldwell and Associates and Nichols Freese. Topographic Map, Grimes County. [Robert W. Caldwell and Associates], 1978.