PPrinciples of arithmeticPrinciples of arithmeticde Charles Francis BrumfielMateriasAlgebraArithmeticEdiciones (2)Principles of arithmetic (1963)Addison-Wesley Pub. Co. · inglésPrinciples of arithmeticMás obras de Charles Francis BrumfielAAlgebra and geometry for teachersAlgebra and geometry for teachersFFundamental concepts of elementary mathematicsFundamental concepts of elementary mathematicsIIntroduction to MathematicsIntroduction to Mathematics