HAUGEN, R. A. (1989). Modern investment theory.-- ed.2. Prentice-Hall.
Chicago-čujuhus (17. p.)HAUGEN, Robert A. Modern Investment Theory.-- Ed.2. New Jersey: Prentice-Hall, 1989.
MLA-čujuhus (9. p.)HAUGEN, Robert A. Modern Investment Theory.-- Ed.2. Prentice-Hall, 1989.
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