00394nam a2200133Ia 4500001000500000005001700005008004100022020001500063082001800078100001800096245009900114260002200213650002500235255420261006003630.0120911s9999    xx            000 0 und d  a0029465958  a338.50246 KEA  aKeat, Paul G.  aManagerial economics-economic tools for decision makeRed Sport / Paul G. Keat, Philip K. Young  aMaxwell Macmillan  aManagerial economics