APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (8e ed.) Bronvermelding

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