APA (7th ed.) Citation

(2004). Dorling Kindersley illustrated family encyclopedia volume 11,O-P. Dorling Kindersley Ltd..

Chicago Style (17th ed.) Citation

Dorling Kindersley Illustrated Family Encyclopedia Volume 11,O-P. London: Dorling Kindersley Ltd., 2004.

MLA (9th ed.) Citation

Dorling Kindersley Illustrated Family Encyclopedia Volume 11,O-P. Dorling Kindersley Ltd., 2004.

Warning: These citations may not always be 100% accurate.