Gaya APA
Essentials Of Marketing Research. (2013).
:
.
Gaya Chicago
Essentials Of Marketing Research.
Ed. 3.
:
,
2013.
Text.
Gaya MLA
Essentials Of Marketing Research.
Ed. 3.
:
,
2013.
Text.
Gaya Turabian
Essentials Of Marketing Research.
:
,
2013.
Print.