00668nam a22002057a 4500003000600000005001700006008004100023040001400064082001700078100002500095245004500120260004200165300003900207500001800246650001900264650002300283942001200306999001500318952012900333GCWUF20181210013540.0181210b        xxu||||| |||| 00| 0 eng d  bENGcMAIN  a516.152bSOM  a Sommerville, D.M.Y.  a Analytical conicsc Sommerville, D.M.Y.  aLondon : b G. Bell and Sons, c1924.  aviii,310 p. :bill ;c25 cm.fH.B.  aInclude Index  aConic sections  aGeometry, Analytic  2ddccBK  c7223d7223  00102ddc40708NFICaMAINbMAINcGENd2018-12-10epurchasedl0o516.152 SOMpB0009237r2018-12-10 00:00:00w2018-12-10yBK