APA (7th ed.) Citation

Peet, B. (1971). How Droofus the dragon lost his head. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Peet, Bill. How Droofus the Dragon Lost His Head. Boston: Houghton Mifflin, 1971.

MLA (9th ed.) Citation

Peet, Bill. How Droofus the Dragon Lost His Head. Houghton Mifflin, 1971.