000 00253nam a2200121Ia 4500
100 _aSheldon Sidney
942 _cBK
245 _aRage of angles
260 _aNew Delhi
_bIndus
_c1994
082 _a813.54
_bShe/Rag
300 _a504
546 _aEnglish
999 _c334186
_d334186
041 _aeng