Cita APA (7a ed.)

Elton, E. J., & Gruber, M. J. (2002). Modern portfolio theory and investment analysis (5th ed.). John Wiley & Sons.

Cita Chicago Style (17a ed.)

Elton, Edwin J., y Martin Jay Gruber. Modern Portfolio Theory and Investment Analysis. 5th ed. New York: John Wiley & Sons, 2002.

Cita MLA (8a ed.)

Elton, Edwin J., y Martin Jay Gruber. Modern Portfolio Theory and Investment Analysis. 5th ed. John Wiley & Sons, 2002.