APA (7th ed.) Citation

Texas. General Land Office, Slover, C. L., & Christian, B. (1975). Collin County. The Office.

Chicago Style (17th ed.) Citation

Texas. General Land Office, Crockett L. Slover, and Beverly Christian. Collin County. Austin, Tex.: The Office, 1975.

MLA (9th ed.) Citation

Texas. General Land Office, et al. Collin County. The Office, 1975.