%0 Journal Article %T Prevalence of Combined Reading and Arithmetic Disabilities %A Dirks, Evelien %A Spyer, Ginny %A van Lieshout, Ernest C. D. M. %A de Sonneville, Leo %J Journal of Learning Disabilities %V 41 %N 5 %P 460-473 %@ 0022-2194 %D 2008-09-01 %I SAGE Publications %~ DeepDyve