Schultz, H., & Gordon, J. (2011). Onward: How Starbucks fought for its life without losing its soul. Rodale Distributed to the Trade by Macmillan.
Παραπομπή σε μορφή Chicago (17η εκδ.)Schultz, Howard, και Joanne Gordon. Onward: How Starbucks Fought for Its Life Without Losing Its Soul. New York, NY: Rodale Distributed to the Trade by Macmillan, 2011.
Παραπομπή σε μορφή MLA (9th εκδ.)Schultz, Howard, και Joanne Gordon. Onward: How Starbucks Fought for Its Life Without Losing Its Soul. Rodale Distributed to the Trade by Macmillan, 2011.
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