APA (7th ed.) Citation

Davis, D. (1964). Return of the Rio Kid (Pocket Book edition.). Pocket Books.

Chicago Style (17th ed.) Citation

Davis, Don. Return of the Rio Kid. Pocket Book edition. New York: Pocket Books, 1964.

MLA (9th ed.) Citation

Davis, Don. Return of the Rio Kid. Pocket Book edition. Pocket Books, 1964.