00363nam a2200097Ia 4500008004100000020001800041100002300059245011800082260004800200300001700248180205s9999    xx            000 0 und d  a9789813208902  aAbramovich, Sergei  aDiversifying mathematics teaching :badvanced educational content and methods for prospective elementary teachers  aLondon :bWorld scientific publishingc2017  av, 268 pages