GUILTINAN JOSEPH P. MARKETING MANAGEMENT STRATERGIES AND PROGRAMS (2ND.). MCGRAW-HILL.
Chicago-viite (17. p.)GUILTINAN JOSEPH P. MARKETING MANAGEMENT STRATERGIES AND PROGRAMS. 2ND. NEW YORK: MCGRAW-HILL.
MLA-viite (9. p.)GUILTINAN JOSEPH P. MARKETING MANAGEMENT STRATERGIES AND PROGRAMS. 2ND. MCGRAW-HILL.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.