APA (7th ed.) Citation

Jennings, P., & Gleitzman, M. (1997). Wicked! (1. publ.). Puffin Books.

Chicago Style (17th ed.) Citation

Jennings, Paul, and Morris Gleitzman. Wicked! 1. publ. Ringwood, Victoria [u.a.]: Puffin Books, 1997.

MLA (9th ed.) Citation

Jennings, Paul, and Morris Gleitzman. Wicked! 1. publ. Puffin Books, 1997.

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