00351nam a2200109Ia 4500008004100000082001600041100002300057245006700080260004300147300002100190650003000211171129s9999||||xx |||||||||||||| ||und||  a512bSPI-IN  aSpitzbart, Abraham 0aIntroductory algebra and trigonometryc/ by  Abraham Spitzbart  aMassachusetts :bAddison-Wesley,c1962  aix, 389p.; 23cm.  aAlgebra and number theory