LITTLER DALE. (2005). BLACKWELL ENCY. OF MANAGEMENT: MARKETING (2ND.). BLACKWELL.
Chicago-viite (17. p.)LITTLER DALE. BLACKWELL ENCY. OF MANAGEMENT: MARKETING. 2ND. U S A: BLACKWELL, 2005.
MLA-viite (9. p.)LITTLER DALE. BLACKWELL ENCY. OF MANAGEMENT: MARKETING. 2ND. BLACKWELL, 2005.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.