APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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