Gaya APA
Philip Kotler, Gary Armstrong. (2012).
Principles of marketing (Fourteenth edition).
England:
Pearson Education Limited.
Gaya Chicago
Philip Kotler, Gary Armstrong.
Principles of marketing.
Fourteenth edition
England:
Pearson Education Limited,
2012.
Text.
Gaya MLA
Philip Kotler, Gary Armstrong.
Principles of marketing.
Fourteenth edition
England:
Pearson Education Limited,
2012.
Text.
Gaya Turabian
Philip Kotler, Gary Armstrong.
Principles of marketing.
Fourteenth edition
England:
Pearson Education Limited,
2012.
Print.