Refraction and clinical optics / 
Editor: Aran Safir. 
 - Hagerstown :  Harper & Row,  1980. 
 - 565 p. :  ill. :  26 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0061423181 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Eye--Accomodation and refraction.<br/>Optics, Physiological..<br/>Refraction, Ocular<br/>Optics.