एपीए उद्धरण

Elton, E. J., & Gruber, M. J. (1994). Modern portfolio theory and investment analysis (4th ed.). John Wiley.

शिकागो स्टाइल उद्धरण

Elton, Edwin J., और Martin J. Gruber. Modern Portfolio Theory and Investment Analysis. 4th ed. Singapore: John Wiley, 1994.

एमएलए उद्धरण

Elton, Edwin J., और Martin J. Gruber. Modern Portfolio Theory and Investment Analysis. 4th ed. John Wiley, 1994.