Customer service /
Humphrey, Doris.
Customer service / Doris Humphrey. - 2nd ed. - Mason South Western 2011 - x, 182p. ill. 28cm.
9780538494229
Customer services.
LT2320.S68 / .H926 2011
Customer service / Doris Humphrey. - 2nd ed. - Mason South Western 2011 - x, 182p. ill. 28cm.
9780538494229
Customer services.
LT2320.S68 / .H926 2011