एपीए उद्धरण

Sahni,Ashok, & Gaur,Rajan. (1989). Perspectives in human evolution: S R K Chopra Festschrift volume. Renaissance Publishing House.

शिकागो स्टाइल उद्धरण

Sahni,Ashok, और Gaur,Rajan. Perspectives in Human Evolution: S R K Chopra Festschrift Volume. Delhi: Renaissance Publishing House, 1989.

एमएलए उद्धरण

Sahni,Ashok, और Gaur,Rajan. Perspectives in Human Evolution: S R K Chopra Festschrift Volume. Renaissance Publishing House, 1989.