Cita APA (7a ed.)

ELTON, E. J., & GRUBER, M. J. (1995). Modern portfolio theory and investment analysis.-- ed.5. John Wiley and Sons.

Cita Chicago Style (17a ed.)

ELTON, Edwin J., y Martin J. GRUBER. Modern Portfolio Theory and Investment Analysis.-- Ed.5. New York: John Wiley and Sons, 1995.

Cita MLA (9a ed.)

ELTON, Edwin J., y Martin J. GRUBER. Modern Portfolio Theory and Investment Analysis.-- Ed.5. John Wiley and Sons, 1995.