APA (7th ed.) Citation

Hopkins & Ziglar. (1993). Tom Hopkins' guide to greatness in sales: How to become a complete salesperson (Warner Books ed.). Warner Books.

Chicago Style (17th ed.) Citation

Hopkins and Ziglar. Tom Hopkins' Guide to Greatness in Sales: How to Become a Complete Salesperson. Warner Books ed. New York, New York: Warner Books, 1993.

MLA (8th ed.) Citation

Hopkins and Ziglar. Tom Hopkins' Guide to Greatness in Sales: How to Become a Complete Salesperson. Warner Books ed. Warner Books, 1993.