McDONOUGH, A. M. Information Economics And Management Systems Adrian M. Mcdonough. McGraw-Hill.
Chicago-viite (17. p.)McDONOUGH, Adrian M. Information Economics And Management Systems Adrian M. Mcdonough. McGraw-Hill.
MLA-viite (8. p.)McDONOUGH, Adrian M. Information Economics And Management Systems Adrian M. Mcdonough. McGraw-Hill.
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