Pohrajme sa s matematikou

Pohrajme sa s matematikou = Exploring Numbers. / Andrew King ; Z angl. prel. V.Regecová, M.Regec. = Discovering Patterns. = Making Fractions. = Getting the Facts. -- 1. vyd. -- Bratislava : Belimex, 1999. -- 111 s. -- Slovn. -- ISBN 80-85327-55-4 : 209.25 Sk I.51 BAG005