Aristizábal, L. F., & Buss, E. Bluegrass Billbug Sphenophorus parvulus Gyllenhal (Insecta: Coleoptera: Curculionidae: Dryophthorinae). The University of Florida George A. Smathers Libraries.
Chicago Style (17th ed.) CitationAristizábal, Luis F., and Eileen Buss. Bluegrass Billbug Sphenophorus Parvulus Gyllenhal (Insecta: Coleoptera: Curculionidae: Dryophthorinae). The University of Florida George A. Smathers Libraries.
MLA (9th ed.) CitationAristizábal, Luis F., and Eileen Buss. Bluegrass Billbug Sphenophorus Parvulus Gyllenhal (Insecta: Coleoptera: Curculionidae: Dryophthorinae). The University of Florida George A. Smathers Libraries.
Warning: These citations may not always be 100% accurate.