APA (7th ed.) Citation

Gardner, E. S. (1965). The case of the duplicate daughter. Heinemann.

Chicago Style (17th ed.) Citation

Gardner, Erle Stanley. The Case of the Duplicate Daughter. London: Heinemann, 1965.

MLA (9th ed.) Citation

Gardner, Erle Stanley. The Case of the Duplicate Daughter. Heinemann, 1965.

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