APA (7th ed.) Citation

Timmons, W. H. (1990). El Paso: A borderlands history. University of Texas at El Paso.

Chicago Style (17th ed.) Citation

Timmons, Wilbert H. El Paso: A Borderlands History. El Paso, Tex.: University of Texas at El Paso, 1990.

MLA (9th ed.) Citation

Timmons, Wilbert H. El Paso: A Borderlands History. University of Texas at El Paso, 1990.