एपीए उद्धरण

Volpe, E. P. (1996). Understanding evolution (5th ed.). Universal Book Stall.

शिकागो स्टाइल उद्धरण

Volpe, E Peter. Understanding Evolution. 5th ed. New Delhi: Universal Book Stall, 1996.

एमएलए उद्धरण

Volpe, E Peter. Understanding Evolution. 5th ed. Universal Book Stall, 1996.