%0 Journal Article
%T Individual Differences in Colour Vision and their Measurement
%J Journal of psychology, The
%D 1949
%A Pickford, R. W.
%V 27
%N 1
%P 153-202
%X <p>[Abstract unavailable]</p>
%G 
%I Informa - Taylor and Francis Group
%@ 0022-3980
%U http://dx.doi.org/10.1080/00223980.1949.9915984