Cita APA

Blackman, J. (2004). Stop whining! Start selling!: Profit-producing strategies for explosive sales results. Hoboken, N.J: Wiley.

Chicago Style Citation

Blackman, Jeff. Stop Whining! Start Selling!: Profit-producing Strategies for Explosive Sales Results. Hoboken, N.J: Wiley, 2004.

Cita MLA

Blackman, Jeff. Stop Whining! Start Selling!: Profit-producing Strategies for Explosive Sales Results. Hoboken, N.J: Wiley, 2004.

Atenció: Aquestes cites poden no estar 100% correctes.