000 00294nam a2200109Ia 4500
008 230411s9999 xx 000 0 und d
082 _a621.381
_bBIG
100 _a BIGNELL (JAMES) DONOVAN (ROBERT)
245 0 _aDigital Electronics
260 _b Thomson & Learning Africa
_a Africa
942 _cBK
999 _c1992
_d1992