Refraction : a programmed text /
Robert D. Reinecke, Robert J. Herm.
- 3rd ed.
- Norwalk, Conn. : Appleton-Century-Crofts, 1983.
- x, 373 p. : ill. ; 24 cm.
0838583008
Eye--Accomodation and refraction--Programmed instruction. Refraction, Ocular--Programmed texts.