TY  - BOOK
AU  - Reinecke,Robert D.
AU  - Herm,Robert J.
TI  - Refraction: a programmed text 
SN  - 0838582990
PY  - 1976///
CY  - Norwalk, Conn.
PB  - Appleton-Century-Crofts
KW  - Eye
KW  - Accomodation and refraction
KW  - Programmed instruction
KW  - Refraction, Ocular
KW  - Programmed texts
N1  - Includes index
ER  -