APA (7th ed.) Citation

Elton, E. J., & Gruber, M. J. (1981). Modern portfolio theory and investment analysis. Wiley.

Chicago Style (17th ed.) Citation

Elton, Edwin J., and Martin Jay Gruber. Modern Portfolio Theory and Investment Analysis. New York, NY: Wiley, 1981.

MLA (9th ed.) Citation

Elton, Edwin J., and Martin Jay Gruber. Modern Portfolio Theory and Investment Analysis. Wiley, 1981.

Warning: These citations may not always be 100% accurate.