Johnston, R., Clark, G., & Shulver, M. (2012). Service operations management: Improving service delivery (Fourth edition.). Pearson.
Citace podle Chicago (17th ed.)Johnston, Robert, Graham Clark, a Michael Shulver. Service Operations Management: Improving Service Delivery. Fourth edition. Harlow, Essex, England ; New York: Pearson, 2012.
Citace podle MLA (8th ed.)Johnston, Robert, et al. Service Operations Management: Improving Service Delivery. Fourth edition. Pearson, 2012.
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