APA Style
berry, leonard l. (1991).
MARKETING SERVICES .
New York:
The Free press.
Chicago Style
berry, leonard l.
MARKETING SERVICES .
New York:
The Free press,
1991.
Text.
MLA Style
berry, leonard l.
MARKETING SERVICES .
New York:
The Free press,
1991.
Text.
Turabian Style
berry, leonard l.
MARKETING SERVICES .
New York:
The Free press,
1991.
Print.