Evenson, R. (2012). Customer service management training 101: Quick and easy techniques that get great results. American Management Association.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Evenson, Renee. Customer Service Management Training 101: Quick and Easy Techniques That Get Great Results. New York: American Management Association, 2012.
MLA -ийн эшлэл (9 дэх хэвлэлт)Evenson, Renee. Customer Service Management Training 101: Quick and Easy Techniques That Get Great Results. American Management Association, 2012.
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