Gaya APA
Kotler, Philip, Armstrong, Gary. (1983).
Principles of marketing .
London:
Prentice-Hall International.
Gaya Chicago
Kotler, Philip, Armstrong, Gary.
Principles of marketing.
London:
Prentice-Hall International,
1983.
Buku Teks.
Gaya MLA
Kotler, Philip, Armstrong, Gary.
Principles of marketing.
London:
Prentice-Hall International,
1983.
Buku Teks.
Gaya Turabian
Kotler, Philip, Armstrong, Gary.
Principles of marketing.
London:
Prentice-Hall International,
1983.
Buku Teks.