एपीए उद्धरण

(1993). The Dorling Kindersley science encyclopedia (1st American ed.). Dorling Kindersley.

शिकागो स्टाइल उद्धरण

The Dorling Kindersley Science Encyclopedia. 1st American ed. London ; New York: Dorling Kindersley, 1993.

एमएलए उद्धरण

The Dorling Kindersley Science Encyclopedia. 1st American ed. Dorling Kindersley, 1993.