Hoffman, D. (2017). Services Marketing (5th.). Cengage.
Chicagoスタイル(17版)引用形式Hoffman, Douglas. Services Marketing. 5th. Cengage, 2017.
MLA(9版)引用形式Hoffman, Douglas. Services Marketing. 5th. Cengage, 2017.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式