IFTA Staff Training Part One (11th - 12th October 2006). Customer Service Training Manual
https://www.geog.cam.ac.uk/research/projects/insectfarming/StaffCapacityBuilding.pdf
Nunavut. Customer Service Handbook
https://www.travelnunavut.ca/wp-content/uploads/2018/01/Customer-Service-Handbook-English.pdf
Atkinson F. (2011). Customer Care
https://www.lsms.ac/public/uploads/3rGFOQAUpCpE39Tjtu7fbJZ58Zo8k8jOn1fyoM7vqLEOd5VtFG1575395562HJJcyCMMXLlgoX76MGwfxUxMnyBA5vO9AdJazSYd1Kh8zXP1To.pdf
Vaughan, I; Dolinsky, K. (2011). Strategies and Tools for Delivering Great Customer Service
https://cfsask.ca/images/pdfs/eBooks/ebook-Customer-Service.pdf