Buttle, F. (2009). Customer Relationship Management (7th.). Tata McGraw Hill.
Chicagoスタイル(17版)引用形式Buttle, Francis. Customer Relationship Management. 7th. New Delhi: Tata McGraw Hill, 2009.
MLA(9版)引用形式Buttle, Francis. Customer Relationship Management. 7th. Tata McGraw Hill, 2009.
警告: この引用は必ずしも正確ではありません.