Gaya APA
Weiers, Ronald M.. (1984).
Marketing research .
Englewood Cliffs:
Prentice Hall.
Gaya Chicago
Weiers, Ronald M..
Marketing research.
Englewood Cliffs:
Prentice Hall,
1984.
Text.
Gaya MLA
Weiers, Ronald M..
Marketing research.
Englewood Cliffs:
Prentice Hall,
1984.
Text.
Gaya Turabian
Weiers, Ronald M..
Marketing research.
Englewood Cliffs:
Prentice Hall,
1984.
Print.