000 00356nam a2200145Ia 4500
008 210804s1975||||xx |||||||||||||| ||und||
041 _amal
082 _a620
_bGRA/VA
100 _aGraff Heinz
245 0 _aVaidyutha engineering atisthana tathwangal
250 _a1
260 _aTrivandrum
_bKerala bhasha institute
_c1975
300 _a214
942 _cBK
999 _c7453
_d7453