APA (7th ed.) Citation

Dale Carnegie & Associates, D. C., & Strutzel, D. (2019). Sell! Gildan Audio.

Chicago Style (17th ed.) Citation

Dale Carnegie & Associates, Dale Carnegie, and Dan Strutzel. Sell! Gildan Audio, 2019.

MLA (9th ed.) Citation

Dale Carnegie & Associates, Dale Carnegie, and Dan Strutzel. Sell! Gildan Audio, 2019.

Warning: These citations may not always be 100% accurate.