Osman, Péter. „Mark Darby: Alliance Brand - Fulfilling the Promise of Partnering. John Wiley & Sons, 2006”. Marketing & Menedzsment 41, no. 3 (november 3, 2019): 92–93. Elérés november 22, 2024. https://journals.lib.pte.hu/index.php/mm/article/view/1347.