000 00407nam a22001697a 4500
003 NUST - PNEC
005 20170116180833.0
008 150803b xxu||||| |||| 00| 0 eng d
020 _a0156016931
040 _cLIBRARY
082 _a516.24 GEH
100 _94802
_aGehrmann, James
245 _aTrigonometry
_cJames Gehrmann
260 _cc1984.
650 _94804
_aTrigonometry
_xME
942 _2ddc
_cBK
999 _c64115
_d64115