000 00341nam a2200145Ia 4500
008 200208s9999 xx 000 0 und d
082 _aGL 500.92 SCI
245 0 _aScientific research
260 _aDelhi
260 _bMinistry of Information and Broiadcasting
260 _c1957
300 _a88p.
650 _aResearch
942 _cB
999 _c193497
_d193497