Fretter Vera Ed. Proceeding on studies in the structure, physiology and ecology of molluses Fretter Vera Ed. - London Academic Press 1968 - Xvii, 377p. cm. illus. - Symposia of the zoological society of London, and the malacological society of London; 22 . Standard No.: 56632 Source: Textual Subjects--Topical Terms: Zoology Dewey Class. No.: K7:2p1,N67, K8