Gaya APA

Krulik, N. (2004). Katie Kazoo, Switcheroo: Who's Afraid of Fourth Grade? . New York: Grosset & Dunlap.

Gaya MLA

Krulik, Nancy. "Katie Kazoo, Switcheroo: Who's Afraid of Fourth Grade?". New York: Grosset & Dunlap, 2004. Text / Book.