000 00282nam a2200121Ia 4500
001 1429
008 170420s9999 xx 000 0 und d
020 _a9781780980171
100 1 _acharles lloyd
245 1 0 _aengineering- teacher's book
260 _bexpress publishing
942 _cAP
999 _c8557
_d8557