Gaya APA
Blankenship, A.B, Brren, George Edward. (1993).
State of the art marketing research .
Chicago:
American Marketing Association.
Gaya Chicago
Blankenship, A.B, Brren, George Edward.
State of the art marketing research.
Chicago:
American Marketing Association,
1993.
Buku.
Gaya MLA
Blankenship, A.B, Brren, George Edward.
State of the art marketing research.
Chicago:
American Marketing Association,
1993.
Buku.
Gaya Turabian
Blankenship, A.B, Brren, George Edward.
State of the art marketing research.
Chicago:
American Marketing Association,
1993.
Buku.