Larson, N. L. (1997). Ammonites and the other cephalopods of the Pierre Seaway: Identification guide. Geoscience Press.
Chicago Style (17th ed.) CitationLarson, Neal L. Ammonites and the Other Cephalopods of the Pierre Seaway: Identification Guide. Tucson, Ariz.: Geoscience Press, 1997.
MLA (9th ed.) CitationLarson, Neal L. Ammonites and the Other Cephalopods of the Pierre Seaway: Identification Guide. Geoscience Press, 1997.
Warning: These citations may not always be 100% accurate.