APA Style

Cherringtom, Janelle. (). Zzzzz . : Scholastic.

Chicago Style

Cherringtom, Janelle. Zzzzz. : Scholastic, . .

MLA Style

Cherringtom, Janelle. Zzzzz. : Scholastic, . .

Turabian Style

Cherringtom, Janelle. Zzzzz. : Scholastic, . .