APA (7th ed.) Citation

Sperry, A. F., Urwin, C. K., & Urwin, G. J. W. (1999). History of the 33d Iowa Infantry Volunteer Regiment, 1863-6. University of Arkansas Press.

Chicago Style (17th ed.) Citation

Sperry, A. F., Cathy Kunzinger Urwin, and Gregory J. W. Urwin. History of the 33d Iowa Infantry Volunteer Regiment, 1863-6. Fayetteville: University of Arkansas Press, 1999.

MLA (8th ed.) Citation

Sperry, A. F., et al. History of the 33d Iowa Infantry Volunteer Regiment, 1863-6. University of Arkansas Press, 1999.