Green, P. E. (1999). Research for marketing decisions (5th.). Prentice-Hall.
Chicago Edition CitationGreen, Paul E.etc. Research for Marketing Decisions. 5th. New Delhi: Prentice-Hall, 1999.
Cita MLAGreen, Paul E.etc. Research for Marketing Decisions. 5th. Prentice-Hall, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.