Markham, V. (1970). Effective industrial selling: With total marketing communication. George Allen and unwin.
Chicago ZitierstilMarkham, Vic. Effective Industrial Selling: With Total Marketing Communication. London: George Allen and unwin, 1970.
MLA ZitierstilMarkham, Vic. Effective Industrial Selling: With Total Marketing Communication. George Allen and unwin, 1970.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.