MCDANIEL CARL. (2004). MARKETING RESEARCH ESSENTIALS (WITH CD). JOHN WILEY & SONS.
Chicago-viite (17. p.)MCDANIEL CARL. MARKETING RESEARCH ESSENTIALS (WITH CD). CHICHESTER: JOHN WILEY & SONS, 2004.
MLA-viite (9. p.)MCDANIEL CARL. MARKETING RESEARCH ESSENTIALS (WITH CD). JOHN WILEY & SONS, 2004.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.