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Lua i Stíl Chicago (17ú heag.)ORILIA LAWRENCE S. INTRODUCTION TO BUSINESS DATA PROCESSING. 12. U S A: GROLIER INCORPORATION BUSINESS LIBERARY MC.GRAW H, 1987.
Lua MLA (9ú heag.)ORILIA LAWRENCE S. INTRODUCTION TO BUSINESS DATA PROCESSING. 12. GROLIER INCORPORATION BUSINESS LIBERARY MC.GRAW H, 1987.
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