APA (7th ed.) Citation

Duncan, D. J., & Phillips, C. F. (1967). Retailing: Principles and methods (7th ed.). Irwin.

Chicago Style (17th ed.) Citation

Duncan, Delbert J., and Charles Franklin Phillips. Retailing: Principles and Methods. 7th ed. Homewood, Ill: Irwin, 1967.

MLA (9th ed.) Citation

Duncan, Delbert J., and Charles Franklin Phillips. Retailing: Principles and Methods. 7th ed. Irwin, 1967.