APA (7th ed.) Citation

Gardner, E. S. (1950). The D.A. breaks an egg. Pocket Books.

Chicago Style (17th ed.) Citation

Gardner, Erle Stanley. The D.A. Breaks an Egg. Nueva York: Pocket Books, 1950.

MLA (9th ed.) Citation

Gardner, Erle Stanley. The D.A. Breaks an Egg. Pocket Books, 1950.