APA (7th ed.) Citation

Smith, H., Smith, V., & Breen, B. (1965). Texas prospectors and historians map. Harley & Vera Smith.

Chicago Style (17th ed.) Citation

Smith, Harley, Vera Smith, and Bud Breen. Texas Prospectors and Historians Map. Odessa, Texas: Harley & Vera Smith, 1965.

MLA (9th ed.) Citation

Smith, Harley, et al. Texas Prospectors and Historians Map. Harley & Vera Smith, 1965.