Cita APA (7a ed.)

Gildan Media, Associates, & Strutzel, D. (2019). Sell!: The way your customers want to buy (Unabridged.). Gildan Audio.

Cita Chicago Style (17a ed.)

Gildan Media, Associates, y Dan Strutzel. Sell!: The Way Your Customers Want to Buy. Unabridged. New York: Gildan Audio, 2019.

Cita MLA (8a ed.)

Gildan Media, et al. Sell!: The Way Your Customers Want to Buy. Unabridged. Gildan Audio, 2019.