HALL DAVID. (1999). IN THE COMPANY OF HEROES: AN INSIDERS GUIDE TO ENTREPRENEURS AT WORK. KOGAN PAGE.
Chicago-referens (17:e uppl.)HALL DAVID. IN THE COMPANY OF HEROES: AN INSIDERS GUIDE TO ENTREPRENEURS AT WORK. LONDON: KOGAN PAGE, 1999.
MLA-referens (9:e uppl.)HALL DAVID. IN THE COMPANY OF HEROES: AN INSIDERS GUIDE TO ENTREPRENEURS AT WORK. KOGAN PAGE, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.