Demet, William C. <br/><br/>
Some must watch while some must sleep / 
William C. Dement. 
 - San Francisco :  W. H. Freeman,  1974. 
 - xiii, 148 p. ;  22 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>0716707691 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sleep.<br/>Dream.