Scullen, H. A. 1. (1968). A revision of the genus Eucerceris Cresson (Hymenoptera: Sphecidae). Washington, D.C.: Smithsonian Institution Press.
Chicago Style CitationScullen, Herman Austin 1887-1981. A Revision of the Genus Eucerceris Cresson (Hymenoptera: Sphecidae). Washington, D.C.: Smithsonian Institution Press, 1968.
MLA CitationScullen, Herman Austin 1887-1981. A Revision of the Genus Eucerceris Cresson (Hymenoptera: Sphecidae). Washington, D.C.: Smithsonian Institution Press, 1968.
Warning: These citations may not always be 100% accurate.