MROZ RALPH. (1991). FORMULA FOR SUCCESSFUL MARKETING COMP. GUIDE FOR MARKETING PROFFESIONULS. GALGOTIA PUBLICATIONS.
Chicago-viite (17. p.)MROZ RALPH. FORMULA FOR SUCCESSFUL MARKETING COMP. GUIDE FOR MARKETING PROFFESIONULS. NEW DELHI: GALGOTIA PUBLICATIONS, 1991.
MLA-viite (9. p.)MROZ RALPH. FORMULA FOR SUCCESSFUL MARKETING COMP. GUIDE FOR MARKETING PROFFESIONULS. GALGOTIA PUBLICATIONS, 1991.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.