APA Style

Elton, Edwin J.; Martin J. Gruber. (1992). Modern Portfolio Theory and Invesment Analysis 4th edition . : .

Chicago Style

Elton, Edwin J.; Martin J. Gruber. Modern Portfolio Theory and Invesment Analysis 4th edition. : , 1992. .

MLA Style

Elton, Edwin J.; Martin J. Gruber. Modern Portfolio Theory and Invesment Analysis 4th edition. : , 1992. .

Turabian Style

Elton, Edwin J.; Martin J. Gruber. Modern Portfolio Theory and Invesment Analysis 4th edition. : , 1992. .