Gaya APA
Aaker, David A, Kumar, V. (1998).
Marketing research (6e).
New York:
John Wiley.
Gaya Chicago
Aaker, David A, Kumar, V.
Marketing research.
6e
New York:
John Wiley,
1998.
Buku.
Gaya MLA
Aaker, David A, Kumar, V.
Marketing research.
6e
New York:
John Wiley,
1998.
Buku.
Gaya Turabian
Aaker, David A, Kumar, V.
Marketing research.
6e
New York:
John Wiley,
1998.
Buku.