Παραπομπή APA

Elton, E. J., & Martin J Gruber. (1995). Modern portfolio theory and investment analysis/5e (5th ed.). John Wiley and Sons.

Παραπομπή Chicago Style

Elton, Edwin J., και Martin J Gruber. Modern Portfolio Theory and Investment Analysis/5e. 5th ed. New York: John Wiley and Sons, 1995.

Παραπομπή MLA

Elton, Edwin J., και Martin J Gruber. Modern Portfolio Theory and Investment Analysis/5e. 5th ed. John Wiley and Sons, 1995.