Gaya APA
Burns, A, C., Bush, R, F. (2006).
Marketing Research .
Upper Saddle River, New Jersey:
Pearson Prentice Hall.
Gaya MLA
Burns, Alvin, C.., Bush, Ronald, F..
"Marketing Research".
Upper Saddle River, New Jersey:
Pearson Prentice Hall,
2006.
Text.