Gaya APA
Philiph Kotler, Gary Armstrong. (1991).
Principles Of Marketing (ed 5).
America:
Prentice Hall international.
Gaya Chicago
Philiph Kotler, Gary Armstrong.
Principles Of Marketing.
ed 5
America:
Prentice Hall international,
1991.
Pengayaan.
Gaya MLA
Philiph Kotler, Gary Armstrong.
Principles Of Marketing.
ed 5
America:
Prentice Hall international,
1991.
Pengayaan.
Gaya Turabian
Philiph Kotler, Gary Armstrong.
Principles Of Marketing.
ed 5
America:
Prentice Hall international,
1991.
Pengayaan.