Elementary mathematics :
Sanders, Paul,
Elementary mathematics : A logical approach / Paul sanders, Arnold d. mcentire - 2 - 351 páginas
0700222340
Álgebra
QA154 / S34 1969
Elementary mathematics : A logical approach / Paul sanders, Arnold d. mcentire - 2 - 351 páginas
0700222340
Álgebra
QA154 / S34 1969