APA (7th ed.) Citation

Duncan, D. J. (1955). Retailing: Principles and methods (4th ed.). Irwin.

Chicago Style (17th ed.) Citation

Duncan, Delbert J. Retailing: Principles and Methods. 4th ed. Homewood, Ill: Irwin, 1955.

MLA (9th ed.) Citation

Duncan, Delbert J. Retailing: Principles and Methods. 4th ed. Irwin, 1955.