Housden, M. (2008). Marketing research and information 2007-2008. Butterworth-Heinemann.
Chicago Style aipamenaHousden, Matthew. Marketing Research and Information 2007-2008. Oxford: Butterworth-Heinemann, 2008.
MLA aipamenaHousden, Matthew. Marketing Research and Information 2007-2008. Butterworth-Heinemann, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.