FORBES MALCOLM S. (1976). FORBES SCRAPBOOK OF THOUGHTS ON THE BUSINESS OF LIFE. FORBES INC. PUB. CO.
Chicago-referens (17:e uppl.)FORBES MALCOLM S. FORBES SCRAPBOOK OF THOUGHTS ON THE BUSINESS OF LIFE. NEW YORK: FORBES INC. PUB. CO, 1976.
MLA-referens (9:e uppl.)FORBES MALCOLM S. FORBES SCRAPBOOK OF THOUGHTS ON THE BUSINESS OF LIFE. FORBES INC. PUB. CO, 1976.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.