APA Style

Wallace, Karen. (1999). Duckling Days . London: Dorling Kindersley.

Chicago Style

Wallace, Karen. Duckling Days. London: Dorling Kindersley, 1999. Text.

MLA Style

Wallace, Karen. Duckling Days. London: Dorling Kindersley, 1999. Text.

Turabian Style

Wallace, Karen. Duckling Days. London: Dorling Kindersley, 1999. Print.