Smetana, A., & Morrison, P. :. e. (1978). Revision of the subfamily sphaeridinae of America North of Mexico (coleoptera: Hydrophilidae). Ottowa: The Entomological Society of Canada.
Chicago Style CitationSmetana, Ales., and P.E. : editor Morrison. Revision of the Subfamily Sphaeridinae of America North of Mexico (coleoptera: Hydrophilidae). Ottowa: The Entomological Society of Canada, 1978.
MLA CitationSmetana, Ales., and P.E. : editor Morrison. Revision of the Subfamily Sphaeridinae of America North of Mexico (coleoptera: Hydrophilidae). Ottowa: The Entomological Society of Canada, 1978.
Warning: These citations may not always be 100% accurate.