000 00399nam a2200157Ia 4500
008 210901s2011 xx 000 0 eng d
020 _a9788129118745
082 _a500 RUP
100 _aRupa
245 0 _aBasic general science
260 _aNew Delhi
_bRupa Publications India Pvt.Ltd.
_c2011
300 _a144p.
440 _aRupa basic Science Series
650 _aScience
942 _2ddc
_cBK
999 _c30402
_d30402