Gaya APA

Modern portfolio theory and investment analysis / Edwin J. Elton ; Martin J. Gruber. (1996). New York, NY: John Wiley & Sons, c.

Gaya MLA

Modern portfolio theory and investment analysis / Edwin J. Elton ; Martin J. Gruber. 5th ed.. New York, NY: John Wiley & Sons, c, 1996. Buku Wajib.