000 00226 a2200097 4500
001 39880
100 _aSwokowski Earl
245 _aFundamentals of Trigonometry
260 _aLondon
_bP W S Inc.
_c1971
090 _c24877
_d24877
942 _aNUST-CAE
_cM
_c16532
999 _c274953
_d274953