Gaya APA
Armstrong, Gary, Philip Kotler. (1999).
Marketing an intrudction (7 Ed).
London:
Prentice Hall.
Gaya Chicago
Armstrong, Gary, Philip Kotler.
Marketing an intrudction.
7 Ed
London:
Prentice Hall,
1999.
Text.
Gaya MLA
Armstrong, Gary, Philip Kotler.
Marketing an intrudction.
7 Ed
London:
Prentice Hall,
1999.
Text.
Gaya Turabian
Armstrong, Gary, Philip Kotler.
Marketing an intrudction.
7 Ed
London:
Prentice Hall,
1999.
Print.