Citazione Stile APA (7a Edizione)

Elton, E. J., & Gruber, M. J. (1995). Modern portfolio theory and investment analysis (5a. ed.). John Wiley.

Citazione stile Chigago Style (17a edizione)

Elton, Edwin J., e Martin J. Gruber. Modern Portfolio Theory and Investment Analysis. 5a. ed. Nueva York: John Wiley, 1995.

Citatione MLA (9a ed.)

Elton, Edwin J., e Martin J. Gruber. Modern Portfolio Theory and Investment Analysis. 5a. ed. John Wiley, 1995.