एपीए उद्धरण

Donovan, S. K. (1992). Processes of fossilization. CBS.

शिकागो स्टाइल उद्धरण

Donovan, Stephen K. Processes of Fossilization. New Delhi: CBS, 1992.

एमएलए उद्धरण

Donovan, Stephen K. Processes of Fossilization. CBS, 1992.