APA ציטוט

Blackman Jeff. (2003). Stop Whining! Start Selling!: Profit-Producing Strategies for Explosive Sales Results. American: Wiley.

Trích dẫn kiểu Chicago

Blackman Jeff. Stop Whining! Start Selling!: Profit-Producing Strategies for Explosive Sales Results. American: Wiley, 2003.

ציטוט MLA

Blackman Jeff. Stop Whining! Start Selling!: Profit-Producing Strategies for Explosive Sales Results. American: Wiley, 2003.