Gaya APA
Kotler, Philip. (1986).
Principles of marketing (ed.3).
America:
Prentice Hall.
Gaya Chicago
Kotler, Philip.
Principles of marketing.
ed.3
America:
Prentice Hall,
1986.
Text.
Gaya MLA
Kotler, Philip.
Principles of marketing.
ed.3
America:
Prentice Hall,
1986.
Text.
Gaya Turabian
Kotler, Philip.
Principles of marketing.
ed.3
America:
Prentice Hall,
1986.
Print.