TY  - BOOK
AU  - Hales,Robert H.
TI  - Contact lenses: a clinical approach to fitting 
SN  - 0683038516
AV  - RE977.C6 H27 1982
U1  - 617.7/523 19
PY  - 1982///
CY  - Baltimore
PB  - Williams & Wilkins
KW  - Contact lenses
N1  - Includes bibliographical references and index
ER  -