Abbott, R. T., & Wagner, R. J. L. (1978). Standard catalog of shells (3a. ed.). Greenville, Del: American Malacologists.
Chicago Style CitationAbbott, Robert Tucker, and Robert J. L. Wagner. Standard Catalog of Shells. 3a. ed. Greenville, Del: American Malacologists, 1978.
MLA CitationAbbott, Robert Tucker, and Robert J. L. Wagner. Standard Catalog of Shells. 3a. ed. Greenville, Del: American Malacologists, 1978.
Warning: These citations may not always be 100% accurate.