Manual of refraction /
Sloane, Albert E.
Manual of refraction / by Albert E. Sloane. - 2nd ed. - Boston : Little Brown & Co., 1970. - 282 p. : ill. ; 23 cm.
0316798436
78-108297
Refraction, Ocular
Manual of refraction / by Albert E. Sloane. - 2nd ed. - Boston : Little Brown & Co., 1970. - 282 p. : ill. ; 23 cm.
0316798436
78-108297
Refraction, Ocular
