TY  - BOOK
AU  - Collins,Mary
TI  - Colour - blindness: with a comparison of different methods of testing colour - blindness
U1  - 155.91145 
PY  - 1925///
CY  - London
PB  - Kegan Paul
KW  - Differential and genetic psychology
KW  - Psychology of Colour
KW  - Colour - blindness
ER  -