APA Style

Kline, Suzy, Remkiewicz, Frank. (1990). Horrible Harry In Room 2B . USA: Scholastic INC.

Chicago Style

Kline, Suzy, Remkiewicz, Frank. Horrible Harry In Room 2B. USA: Scholastic INC, 1990. Text.

MLA Style

Kline, Suzy, Remkiewicz, Frank. Horrible Harry In Room 2B. USA: Scholastic INC, 1990. Text.

Turabian Style

Kline, Suzy, Remkiewicz, Frank. Horrible Harry In Room 2B. USA: Scholastic INC, 1990. Print.