APA (7th ed.) Citation

Smithers, W. D. (1979). Early trail drives in the Big Bend. Texas Western Press.

Chicago Style (17th ed.) Citation

Smithers, W. D. Early Trail Drives in the Big Bend. [El Paso]: Texas Western Press, 1979.

MLA (9th ed.) Citation

Smithers, W. D. Early Trail Drives in the Big Bend. Texas Western Press, 1979.

Warning: These citations may not always be 100% accurate.