Godin, S. (1999). Permission marketing: Strangers into friends into customers. Simon & Schuster.
Style de citation Chicago (17e éd.)Godin, Seth. Permission Marketing: Strangers into Friends into Customers. London: Simon & Schuster, 1999.
Style de citation MLA (9e éd.)Godin, Seth. Permission Marketing: Strangers into Friends into Customers. Simon & Schuster, 1999.
Attention : ces citations peuvent ne pas être correctes à 100%.