000 00000nam a2200000 a 4500
005 20251203110614.0
020 _a8178080362
082 _a005.42
_bBEC
100 _aBeck, Leland L.
245 _aSystem Software
_bAn Introduction to Systems Programming
250 _a3rd ed.
260 _aDelhi
_bPearson Education
_c1997
300 _axiii,519p.
_c24 cm. PB
690 _aSystem software-a study
964 _b
_c
_d
_e
_f
_g_
997 _a113925 C
999 _c96047
_d96047