Duncan, D. J., Hollander, S. C., & Savitt, R. (1983). Modern retailing management: Basic concepts and practices (10th ed.). National Book Store.
Lua i Stíl Chicago (17ú heag.)Duncan, Delbert J., Stanley C. Hollander, agus Ronald Savitt. Modern Retailing Management: Basic Concepts and Practices. 10th ed. Manila: National Book Store, 1983.
Lua MLA (9ú heag.)Duncan, Delbert J., et al. Modern Retailing Management: Basic Concepts and Practices. 10th ed. National Book Store, 1983.
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