"fasnacht, harold d. "
how to use business machines: / harold.d. fasnacht - 3 ed. - usa : mcgraw-hill 1969. - "iv, 140p.; 28 cm."
07-019972-8
--
651. 8 fas
how to use business machines: / harold.d. fasnacht - 3 ed. - usa : mcgraw-hill 1969. - "iv, 140p.; 28 cm."
07-019972-8
--
651. 8 fas