000 00337nam a2200133Ia 4500
008 170912s9999 xx 000 0 und d
082 _aBAI/A
100 _aBAIDYANATH BASU
100 _aTANUKA CHATTOPADHYAY
245 3 _aAN INTRODUCTION TO ASTROPHYSICS
260 _bPHI LEARNING PRIVATE LIMITED
_c2011
300 _a582
942 _cTB
999 _c52119
_d52119