01018nam--2200361---450-99000324160020331620090512094323.00-471-22251-8000324160USA01000324160(ALEPH)000324160USA0100032416020090512d1966----km-y0itay50------baengUS||||||||001yyElementary algebra: structure and skillsIrving Drooyan, Walter Hadel and Frank Fleming3 ed.New YorkJohn Wiley1966XV, 464 p.23 cmAlgebra512.9DROOYAN,Irving535233HADEL,Walter604097FLEMING,FrankITsalbcISBD990003241600203316512.9 DRO4598/CBS512.900220122BKSCIRSIAV69020090512USA010943Elementary algebra: structure and skills1012604UNISA