000 00420nam a2200169Ia 4500
008 220601s2011 xx 000 0 eng d
020 _qPB
041 _aEnglish
082 _a005.2
_bLEA Q1
100 _aLeach, Donald P ,etc.
245 0 _aDigital principles and applications
250 _a7th
260 _aNew Delhi
_bTata McGraw Hill
_c2011
300 _a682p.
650 _aComputer Science
942 _2ddc
_cBK
999 _c22544
_d22544