एपीए उद्धरण

Dales, R. P. Annelids. Hutchinson university.

शिकागो स्टाइल उद्धरण

Dales, R. Phillips. Annelids. London: Hutchinson university.

एमएलए उद्धरण

Dales, R. Phillips. Annelids. Hutchinson university.