Παραπομπή APA

Elton, E. J. e. a. (2011). Modern portfolio theory and investment analysis (4 edition.).

Παραπομπή Chicago Style

Elton, Edwin J et al. Modern Portfolio Theory and Investment Analysis. 4 edition. John Wiley & Sons: New York, 2011.

Παραπομπή MLA

Elton, Edwin J et al. Modern Portfolio Theory and Investment Analysis. 4 edition. 2011.