APA (7th ed.) Citation

Keene, C. (1996). The Clue of the black keys. Grosset & Dunlap Publisher.

Chicago Style (17th ed.) Citation

Keene, Carolyn. The Clue of the Black Keys. New York: Grosset & Dunlap Publisher, 1996.

MLA (9th ed.) Citation

Keene, Carolyn. The Clue of the Black Keys. Grosset & Dunlap Publisher, 1996.