Sloane, Albert E. <br/><br/>
Manual of refraction / 
by Albert E. Sloane. 
 - 2nd ed. 
 - Boston :  Little Brown & Co.,  1970. 
 - 282 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0316798436 
<br/><br/><label>LCCN: </label>78-108297 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Refraction, Ocular