एपीए उद्धरण

Marsden, P. D. (1990). Fertile flukes and mediating molluscs.

शिकागो स्टाइल उद्धरण

Marsden, P D. Fertile Flukes and Mediating Molluscs. 1990.

एमएलए उद्धरण

Marsden, P D. Fertile Flukes and Mediating Molluscs. 1990.