000 00272nam a2200121Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aRaman Nair, R
245 0 _aPolytechnic Bhauthikam
250 _a1st Ed.
260 _bD C Books
_c2000
300 _a233
942 _cBK
999 _c34430
_d34430