Cita APA (7th ed.)
Aston, B. W., Taylor, I. D., & Richardson, R. N. (1997). Along the Texas forts trail. University of North Texas Press.
Cita Chicago (17th ed.)
Aston, B. W., Ira Donathan Taylor, i Rupert Norval Richardson. Along the Texas Forts Trail. Denton, Tex.: University of North Texas Press, 1997.
Cita MLA (9th ed.)
Aston, B. W., et al. Along the Texas Forts Trail. University of North Texas Press, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.