000 00299nam a2200121Ia 4500
999 _c151947
_d151947
020 _a978-81-237-2336-5
040 _cCUS
082 _a572.8
_bSHE/G
100 _aSheth, P.R.
245 0 _aGene play/
_cP.R. Sheth
260 _aNew Delhi:
_bNational Book Trust,
_c2001.
300 _a113 p. ;
_c21 cm.
440 _a(Popular Science)
650 _aGene
942 _cWB16