Leonardo Inghilleri and Micah Solomon, “Exceptional Service Exceptional Profit The Secrets of Building a Five-Star Customer Service Organization (Published By : AMACOM/American Management Association) (ISBN 13:9780814415382, Pages – 192)”, IJTMH, vol. 2, no. 02, Jun. 2016, Accessed: Apr. 29, 2026. [Online]. Available: https://ijtmh.com/index.php/ijtmh/article/view/20