Godin, S. (1999). Permission marketing: Turning strangers into friends, and friends into customers. Simon & Schuster.
Chicagoスタイル(17版)引用形式Godin, Seth. Permission Marketing: Turning Strangers into Friends, and Friends into Customers. New York: Simon & Schuster, 1999.
MLA(8版)引用形式Godin, Seth. Permission Marketing: Turning Strangers into Friends, and Friends into Customers. Simon & Schuster, 1999.
警告: この引用は必ずしも正確ではありません.