Karabıyıkoglu, Melik. “How In-Store Marketing Affects Purchase and Salesman’s Recommendation Rate in Telecom Retail Stores”. International Review of Management and Marketing 3, no. 1 (December 29, 2012): 20–27. Accessed August 9, 2025. https://econjournals.net.tr/index.php/irmm/article/view/220.