Wingate, J. W. (1952). Problems in retail merchandising (4th edition.). Prentice-Hall.
Čikaški stil citiranja (17. izdanje)Wingate, John Williams. Problems in Retail Merchandising. 4th edition. New York: Prentice-Hall, 1952.
MLA način citiranja (9. izdanje)Wingate, John Williams. Problems in Retail Merchandising. 4th edition. Prentice-Hall, 1952.
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