APA (7e ed.) Bronvermelding

Bullard, L. (2004). Healing waters: Missouri's historic mineral springs and spas. University of Missouri Press.

Chicago (17e ed.) Bronvermelding

Bullard, Loring. Healing Waters: Missouri's Historic Mineral Springs and Spas. Columbia: University of Missouri Press, 2004.

MLA (9e ed.) Bronvermelding

Bullard, Loring. Healing Waters: Missouri's Historic Mineral Springs and Spas. University of Missouri Press, 2004.