BeckwithlhHarry. Selling the invisible: A field guide to modern marketing.
Chicago Style (17th ed.) CitationBeckwithlhHarry. Selling the Invisible: A Field Guide to Modern Marketing. LondonlbOrion Business Bookslc199.
MLA (9th ed.) CitationBeckwithlhHarry. Selling the Invisible: A Field Guide to Modern Marketing.
Warning: These citations may not always be 100% accurate.