000 00393nam a2200145Ia 4500
003 NIELib
008 211019s9999||||xx |||||||||||||| ||und||
020 _a81-7991-026-1
082 _a570
_bBRI
245 _aBritannica Lessons : Books X Biology .Our Environment II
260 _bEncyclopedia Britannica,
_c2002.
_aNew Delhi:
300 _avi,90p.;
_c28 cm
650 _aBiology
942 _2ddc
_cSR
999 _c5009
_d5009