Gaya APA

Duncan, D, J., Hollander, S, C. (1979). Retailing: modern concepts and practices 3rd ed. (3). New York: Richard D. Irwin.

Gaya MLA

Duncan, Delbert, J.., Hollander, Stanley, C.. "Retailing: modern concepts and practices 3rd ed.". 3 New York: Richard D. Irwin, 1979. Text.