000 00333nam a2200145Ia 4500
020 _a81-7181-083-7
082 _b1466000000
_a900
100 _a"Das, Nandita"
245 0 _aGalileo Galilei
260 _bLearners Press
_aUK
_c1993
300 _a48
944 _cBK
999 _c626645
_d626645