TERRILL C. (2001). MARKET LEADERSHIP STRATEGIES FOR SERVICE COMPANIES. NTC BUSINESS BOOKS.
Chicago-referens (17:e uppl.)TERRILL C. MARKET LEADERSHIP STRATEGIES FOR SERVICE COMPANIES. CHICAGO: NTC BUSINESS BOOKS, 2001.
MLA-referens (9:e uppl.)TERRILL C. MARKET LEADERSHIP STRATEGIES FOR SERVICE COMPANIES. NTC BUSINESS BOOKS, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.