000 00271nam a2200121Ia 4500
008 211209s1982 xx 000 0 und d
041 _aeng
082 _a516.23KHA
100 _aKHANNA, M L
245 _aSOLID GEOMETRY
260 _bJAI PRAKASH NATH
_c1982
300 _a648
999 _c7032
_d7032