APA (7th ed.) Citation

Krulik, N., John, & Wendy. (2006). Karate Katie. Grosset & Dunlap.

Chicago Style (17th ed.) Citation

Krulik, Nancy, John, and Wendy. Karate Katie. London: Grosset & Dunlap, 2006.

MLA (9th ed.) Citation

Krulik, Nancy, et al. Karate Katie. Grosset & Dunlap, 2006.

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