Colour - blindness :
Collins, Mary
Colour - blindness : with a comparison of different methods of testing colour - blindness Mary Collins - London : Kegan Paul, 1925. - xxxi, 237p. ; 23 cm.
Differential and genetic psychology
Psychology of Colour
Colour - blindness
155.91145
Colour - blindness : with a comparison of different methods of testing colour - blindness Mary Collins - London : Kegan Paul, 1925. - xxxi, 237p. ; 23 cm.
Differential and genetic psychology
Psychology of Colour
Colour - blindness
155.91145