Παραπομπή σε μορφή APA (7η εκδ.)

Johnston, R., Clark, G., & Shulver, M. (2012). Service operations management: Improving service delivery (4th ed.). Pearson.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Johnston, Robert, Graham Clark, και Michael Shulver. Service Operations Management: Improving Service Delivery. 4th ed. Harlow: Pearson, 2012.

Παραπομπή σε μορφή MLA (9th εκδ.)

Johnston, Robert, et al. Service Operations Management: Improving Service Delivery. 4th ed. Pearson, 2012.