APA (7e ed.) Bronvermelding

Duncan, D. J., & Philips, C. F. (1949). Retailing: Principles and methods (Rev. ed.). R.D. Irwin.

Chicago (17e ed.) Bronvermelding

Duncan, Delbert J., en Charles Franklin Philips. Retailing: Principles and Methods. Rev. ed. Chicago, Ill: R.D. Irwin, 1949.

MLA (9e ed.) Bronvermelding

Duncan, Delbert J., en Charles Franklin Philips. Retailing: Principles and Methods. Rev. ed. R.D. Irwin, 1949.