Graham, A. (1971). British prosobranch and other operculate gastropod molluscs. Academic press.
Chicago Edition CitationGraham, Alastair. British Prosobranch and Other Operculate Gastropod Molluscs. New York: Academic press, 1971.
MLA Edition CitationGraham, Alastair. British Prosobranch and Other Operculate Gastropod Molluscs. Academic press, 1971.
Warning: These citations may not always be 100% accurate.