Graham, A. (1971). British prosobranch and other operculate gastropod molluscs: Keys and notes for the identification of the species. Academic Press.
Цитирование в стиле Чикаго (17-е изд.)Graham, Alastair. British Prosobranch and Other Operculate Gastropod Molluscs: Keys and Notes for the Identification of the Species. London: Academic Press, 1971.
Цитирование MLA (9-е изд.)Graham, Alastair. British Prosobranch and Other Operculate Gastropod Molluscs: Keys and Notes for the Identification of the Species. Academic Press, 1971.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.