KRUMM, R. (1987). GETTING THE MOST FROM UTILITIES ON THE IBM PC. BRADY BOOK (PRENTICE HALL).
Dyfyniad Arddull ChicagoKRUMM, ROBERT. GETTING THE MOST FROM UTILITIES ON THE IBM PC. NEW YORK: BRADY BOOK (PRENTICE HALL), 1987.
Dyfyniad MLAKRUMM, ROBERT. GETTING THE MOST FROM UTILITIES ON THE IBM PC. BRADY BOOK (PRENTICE HALL), 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.