एपीए उद्धरण

Sharpe, W. F. (1970). Port folio theory and capital markets. Mc Graw hill book company.

शिकागो स्टाइल उद्धरण

Sharpe, William F. Port Folio Theory and Capital Markets. London: Mc Graw hill book company, 1970.

एमएलए उद्धरण

Sharpe, William F. Port Folio Theory and Capital Markets. Mc Graw hill book company, 1970.