Nasir, Suphan, and Ozge Guvendik. 2021. “Effect of Brand Credibility and Innovation on Customer Based Brand Equity and Overall Brand Equity in Turkey: An Investigation of GSM Operators”. In Advances in Global Services and Retail Management: Volume 2, edited by Muhammed Yazeed, Irene Di Bernardo, Ibrahim Sapaloglu, Mustafa Hakan Atasoy, Mahmood Asad Ali, Mikhail M. Sher, Seong-Yuen Toh, et al. Advances in Global Services and Retail Management. SPB University Press. https://books.domainpress.org/index.php/spbup/catalog/book/30/chapter/150.