HOFEDITZ, C. (1979). EASY TO LEARN COMPUTERS AND DATA PROCESSING. VALCO PUB. CO.
Chicago-čujuhus (17. p.)HOFEDITZ, C.A. EASY TO LEARN COMPUTERS AND DATA PROCESSING. NEW YORK: VALCO PUB. CO, 1979.
MLA-čujuhus (9. p.)HOFEDITZ, C.A. EASY TO LEARN COMPUTERS AND DATA PROCESSING. VALCO PUB. CO, 1979.
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