Silvia Ulfa
Marketing research
PAU-EK-UI, 1991
 Buku Teks
Aaker, David A.
Marketing Research
John Wiley & Sons, 1995
 Buku Teks
Churchill, Gilbert A.
Marketing research
Thomson, 2005
 Buku Teks
Cooper, Donald R.
Marketing research
McGraw-Hill/Irwin, 2006
 Buku Teks
Marketing research
by David A. Aaker ... [and others]
John Wiley & Sons, 2013
 Buku Teks