Bayan, R. (2006). Words that sell: Entries to heip you promote your products, services, and ideas. McGraw Hill, New York.
Cita Chicago (17th ed.)Bayan, Richard. Words That Sell: Entries to Heip You Promote Your Products, Services, and Ideas. McGraw Hill, New York, 2006.
Cita MLA (9th ed.)Bayan, Richard. Words That Sell: Entries to Heip You Promote Your Products, Services, and Ideas. McGraw Hill, New York, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.