%0 Journal Article
%T A Study of the Comparative Retardation of Negro and White Pupils in a Philadelphia Public School
%J Psychol Clin
%D 1915
%A Perring, Louise F.
%V 9
%N 3
%P 87-93
%X <p>[Abstract unavailable]</p><p>Language: en</p>
%G en
%I 
%@ 
%U http://dx.doi.org/