Gaya APA
Bearden, Willian. (1995).
Marekting: principles and perpective .
chicago:
Irwin.
Gaya Chicago
Bearden, Willian.
Marekting: principles and perpective.
chicago:
Irwin,
1995.
Text.
Gaya MLA
Bearden, Willian.
Marekting: principles and perpective.
chicago:
Irwin,
1995.
Text.
Gaya Turabian
Bearden, Willian.
Marekting: principles and perpective.
chicago:
Irwin,
1995.
Print.