Gaya APA
LEHMANN, Donald R, GUPTA, Sunil. (1997).
MARKETING RESEARCH .
:
.
Gaya Chicago
LEHMANN, Donald R, GUPTA, Sunil.
MARKETING RESEARCH.
:
,
1997.
Text.
Gaya MLA
LEHMANN, Donald R, GUPTA, Sunil.
MARKETING RESEARCH.
:
,
1997.
Text.
Gaya Turabian
LEHMANN, Donald R, GUPTA, Sunil.
MARKETING RESEARCH.
:
,
1997.
Print.