APA (7th ed.) Citation

Keene. (1934). The clue of the broken locket. Grosset and Dunlap.

Chicago Style (17th ed.) Citation

Keene. The Clue of the Broken Locket. New York: Grosset and Dunlap, 1934.

MLA (8th ed.) Citation

Keene. The Clue of the Broken Locket. Grosset and Dunlap, 1934.

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