APA Style
BECKWITH, Harry. (1997).
Selling the invisible: a field guide to modern marketing .
New York:
Warner Books.
Chicago Style
BECKWITH, Harry.
Selling the invisible: a field guide to modern marketing.
New York:
Warner Books,
1997.
Text.
MLA Style
BECKWITH, Harry.
Selling the invisible: a field guide to modern marketing.
New York:
Warner Books,
1997.
Text.
Turabian Style
BECKWITH, Harry.
Selling the invisible: a field guide to modern marketing.
New York:
Warner Books,
1997.
Print.