000 00265nam a2200121Ia 4500
008 240201s2006 xx 000 0 eng d
082 _a523.1 DIS
245 0 _aUNIVERSE
260 _bPOPULAR PRAKASHAN
_c2006
300 _a124
650 _aSCIENCE
942 _2ddc
_cBK
999 _c5646
_d5646