APA (7th ed.) Citation

Ladd, D. M., & Oberle, F. (1995). Tallgrass prairie wildflowers: A Falcon field guide. Falcon Press.

Chicago Style (17th ed.) Citation

Ladd, Douglas M., and Frank Oberle. Tallgrass Prairie Wildflowers: A Falcon Field Guide. Helena, Mont.: Falcon Press, 1995.

MLA (9th ed.) Citation

Ladd, Douglas M., and Frank Oberle. Tallgrass Prairie Wildflowers: A Falcon Field Guide. Falcon Press, 1995.