000 00282nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aBhalt.N.D.
245 0 _aElc. Engineering drawing Ed.20 XIII
260 _b"NCBH, Madurai"
260 _c1983
365 _b25.5
942 _cBK
999 _c211961
_d211961