000 00477nam a22001817a 4500
003 CEME
005 20210628203703.0
008 210318b xxu||||| |||| 00| 0 eng d
020 _a0-7506-2092-7
040 _c.
082 _a621.3815 MAR'M
100 _aMarston, R. M
_966847
245 _aModern ttl circuits manual
260 _aOXFORD
_bNEWNES
_c1994
300 _a217P
650 _aTRANSISTOR-TRANSISTOR LOGIC CIRCUITS TTL CIRCUITS MANUAL
_966848
942 _cBK
_2ddc
999 _c574732
_d574732