(2014). Customer service management. 3G eLearning FZ LLC.
Cita Chicago (17th ed.)Customer Service Management. United Arab Emirates: 3G eLearning FZ LLC, 2014.
Cita MLA (9th ed.)Customer Service Management. 3G eLearning FZ LLC, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.