Gaya APA
CAPLES, John. (1997).
Tested advertising methods (4th. ed.).
New Jersey:
Prentice-Hall.
Gaya Chicago
CAPLES, John.
Tested advertising methods.
4th. ed.
New Jersey:
Prentice-Hall,
1997.
Text.
Gaya MLA
CAPLES, John.
Tested advertising methods.
4th. ed.
New Jersey:
Prentice-Hall,
1997.
Text.
Gaya Turabian
CAPLES, John.
Tested advertising methods.
4th. ed.
New Jersey:
Prentice-Hall,
1997.
Print.