Knudson, E. C., & Bordelon, C. W. (1999). Lepidoptera of the Caprock Canyonlands, Texas: Annotated and illustrated checklist of the Lepidoptera occurring in the Texas Panhandle. Texas Lepidoptera Survey.
Chicago Style (17th ed.) CitationKnudson, Edward C., and Charles W. Bordelon. Lepidoptera of the Caprock Canyonlands, Texas: Annotated and Illustrated Checklist of the Lepidoptera Occurring in the Texas Panhandle. [Houston, Tex.]: Texas Lepidoptera Survey, 1999.
MLA (9th ed.) CitationKnudson, Edward C., and Charles W. Bordelon. Lepidoptera of the Caprock Canyonlands, Texas: Annotated and Illustrated Checklist of the Lepidoptera Occurring in the Texas Panhandle. Texas Lepidoptera Survey, 1999.
Warning: These citations may not always be 100% accurate.