DEAN JOEL. (1982). MANAGERIAL ECONOMICS (9TH.). PRENTICE -HALL INTERNATIONAL, INC.
Chicago-čujuhus (17. p.)DEAN JOEL. MANAGERIAL ECONOMICS. 9TH. NEW JERSEY,USA: PRENTICE -HALL INTERNATIONAL, INC, 1982.
MLA-čujuhus (9. p.)DEAN JOEL. MANAGERIAL ECONOMICS. 9TH. PRENTICE -HALL INTERNATIONAL, INC, 1982.
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