APA (7th ed.) Citation

Keene, C. (1953). The ringmaster's secret. Grosset & Dunlap.

Chicago Style (17th ed.) Citation

Keene, Carolyn. The Ringmaster's Secret. New York: Grosset & Dunlap, 1953.

MLA (9th ed.) Citation

Keene, Carolyn. The Ringmaster's Secret. Grosset & Dunlap, 1953.

Warning: These citations may not always be 100% accurate.