000 00315nam a2200145Ia 4500
001 75143
008 240126s9999||||xx |||||||||||||| ||und||
082 _a600 IND
245 0 _aPerspectivs in science and technology
260 _aNew Delhi
260 _bHar-Anand
260 _c1990
300 _a2V
942 _cBK
999 _c75143
_d75143