000 00380nam a2200145Ia 4500
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008 250729s2008 xx 000 0 und d
041 _aeng
082 _a500 SHAT
100 _aL M Sharma
_9231285
245 _aTeaching of Science and Life Science
260 _aNewdelhi
_bDanpat Rai Publication
_c2008
300 _a230p
650 _aScience
_9231286
999 _c239205
_d239205