APA (7th ed.) Citation

Smith, T. T. (2020). The old army in Texas: A research guide to the U.S. Army in nineteenth-century Texas (Second edition.). Texas State Historical Association.

Chicago Style (17th ed.) Citation

Smith, Thomas T. The Old Army in Texas: A Research Guide to the U.S. Army in Nineteenth-century Texas. Second edition. Austin: Texas State Historical Association, 2020.

MLA (9th ed.) Citation

Smith, Thomas T. The Old Army in Texas: A Research Guide to the U.S. Army in Nineteenth-century Texas. Second edition. Texas State Historical Association, 2020.