000			00314nam a2200145Ia 4500
008			220421s9999||||xx |||||||||||||| ||und||
020			_c850
040			_aET
100			_aSURENDRA SINGH
245		0	_aLIB. INF SC. AND SOCIELY
260			_bSHREE PUB. _aDELHI
300			_a381
500			_a19003
942			_cBK
999			_c25226 _d25226