Gaya APA

WHISTMAN, J. (2016). The Sales Boss : The Real Secret to Hiring, Training, and Managing a Sales team . New Jersey: John Wiley & Sonc. Inc..

Gaya MLA

WHISTMAN, Jonathan. "The Sales Boss : The Real Secret to Hiring, Training, and Managing a Sales team". New Jersey: John Wiley & Sonc. Inc., 2016. Text.