C. Brooks John. (2002). Short Cycle Selling--Beating Your Competitors in the Sales Race (In lần thứ 1.). American: MC Graw Hill.
Chicago Style CitationC. Brooks John. Short Cycle Selling--Beating Your Competitors in the Sales Race. In lần thứ 1. American: MC Graw Hill, 2002.
Cita MLAC. Brooks John. Short Cycle Selling--Beating Your Competitors in the Sales Race. In lần thứ 1. American: MC Graw Hill, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.