FORBES MALCOLM S. (1976). FORBES SCRAPBOOK OF THOUGHTS ON THE BUSINESS OF LIFE. FORBES INC. PUB. CO.
Chicago Style aipamenaFORBES MALCOLM S. FORBES SCRAPBOOK OF THOUGHTS ON THE BUSINESS OF LIFE. NEW YORK: FORBES INC. PUB. CO, 1976.
MLA aipamenaFORBES MALCOLM S. FORBES SCRAPBOOK OF THOUGHTS ON THE BUSINESS OF LIFE. FORBES INC. PUB. CO, 1976.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.