APA (7th ed.) Citation

Texas. General Land Office, Barrow, J. O., & Armstrong, E. (1939). San Patricio County. General Land Office.

Chicago Style (17th ed.) Citation

Texas. General Land Office, J. O. Barrow, and Eltea Armstrong. San Patricio County. Austin, Tex.: General Land Office, 1939.

MLA (9th ed.) Citation

Texas. General Land Office, et al. San Patricio County. General Land Office, 1939.