Mai, W. F., & Lyon, H. H. Pictorial key to genera of plant parasitic nematodes (1st revision.). Art Craft of Ithaca.
Chicago Style (17th ed.) CitationMai, W. F., and Howard H. Lyon. Pictorial Key to Genera of Plant Parasitic Nematodes. 1st revision. Ithaca, N.Y.: Art Craft of Ithaca.
MLA (8th ed.) CitationMai, W. F., and Howard H. Lyon. Pictorial Key to Genera of Plant Parasitic Nematodes. 1st revision. Art Craft of Ithaca.
Warning: These citations may not always be 100% accurate.