000			00384nam a2200133Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a550.49 _bCHE-N
100			_aChellappan Nair, N P
245		0	_aN G O
260			_bKamalalya Printing Works _aThiruvananthapuram _c1978
630			_xGENERAL STACK
650			_aNATURAL SCIENCE& MATHEMATICS _vEARTH SCIENCEGeneralia
942			_cBOOK
999			_c70800 _d70800