APA (7th ed.) Citation

Texas. General Land Office & Slover, C. L. (1975). Old map collection of the General Land Office. [The Office].

Chicago Style (17th ed.) Citation

Texas. General Land Office and Crockett L. Slover. Old Map Collection of the General Land Office. Austin: [The Office], 1975.

MLA (9th ed.) Citation

Texas. General Land Office and Crockett L. Slover. Old Map Collection of the General Land Office. [The Office], 1975.