000 00451nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a571.878
_bC732
100 _aComfort Alex
245 _aBiology of senescence
260 _aLondon
_bRoutledge and Kegan Paul
_c1956
300 _axiii,257p.
500 _aRev ed entitled `Ageing : the biology of senescence'
650 _aOld age
942 _cBK
999 _c33205
_d33205