APA
Jack Malcolm, . (1999). Bottom-line selling : the sales professional's guide to improving customer profits. Contemporay Books, Chicago: .
Chicago
Jack Malcolm, . 1999. Bottom-line selling : the sales professional's guide to improving customer profits. Contemporay Books, Chicago: .
Harvard
Jack Malcolm, . (1999). Bottom-line selling : the sales professional's guide to improving customer profits. Contemporay Books, Chicago: .
MLA
Jack Malcolm, . Bottom-line selling : the sales professional's guide to improving customer profits. Contemporay Books, Chicago: . 1999.