APA (7th ed.) Citation

Gardner, E. S. (1957). The case of the musical cow (Cuarta edición.). Pocket Books.

Chicago Style (17th ed.) Citation

Gardner, Erle Stanley. The Case of the Musical Cow. Cuarta edición. New York: Pocket Books, 1957.

MLA (8th ed.) Citation

Gardner, Erle Stanley. The Case of the Musical Cow. Cuarta edición. Pocket Books, 1957.

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