Tanrikulu, Ceyda, and Levent Gelibolu. “The Impacts of Perceived Market Orientation in Higher Education: Student As a Customer”. Revista de Cercetare Si Interventie Sociala, vol. 49, June 2015, pp. 156-72, https://www.rcis.ro/journal/article/view/2169-the-impacts-of-perceived-market-orientation-in-higher.