000 00275nam a2200121Ia 4500
008 211209s1943 xx 000 0 und d
041 _aeng
082 _a516.24 N43 NAR
100 _aNARASIMHA MURTHY N K
245 _aMANUAL OF TRIGONOMETRY
250 _a3 ed.
260 _c1943
999 _c585
_d585