TY  - BOOK
AU  - Dickinson,Christine
TI  - Low vision: principles and practice 
SN  - 0750622628
PY  - 1998///
CY  - Oxford
PB  - Butterworth-Heinemann
KW  - Vision, Subnormal
KW  - diagnosis
KW  - therapy
N1  - Includes bibliographical references and index
ER  -