Gaya APA
Hyman, M, R., Sierra, J, J. (2010).
Marketing Research Kit FOR DUMmIES (First Edition).
Indiana:
Wiley Publishing, Inc.,.
Gaya MLA
Hyman, Michael, R.., Sierra, Jeremy, J..
"Marketing Research Kit FOR DUMmIES".
First Edition
Indiana:
Wiley Publishing, Inc.,,
2010.
eBook.