000 00286nam a2200121Ia 4500
090 _c2623
_d2623
100 _aLoney,S.L.
245 _aPlane trigonometry.
_cS.L.Loney
260 _aLondon :
_bmacmillan,
_c1961.
300 _a377 p.:
_btable;
_c20 cm.
650 _aTrigonometry
942 _cBK
999 _c2522
_d2531