Gaya APA
Kotler, Philip. (2012).
Principles of marketing .
England:
Pearson.
Gaya Chicago
Kotler, Philip.
Principles of marketing.
England:
Pearson,
2012.
Text.
Gaya MLA
Kotler, Philip.
Principles of marketing.
England:
Pearson,
2012.
Text.
Gaya Turabian
Kotler, Philip.
Principles of marketing.
England:
Pearson,
2012.
Print.