Parkes, J. D.<br/>
                  Sleep and its disorders / 
J.D. Parkes. 
 - London ;  Philadelphia :  W.B. Saunders,  1985. 
 - vii, 499 p., [4] p. of plates :  ill. (some col.) ;  24 cm. -
 - Major problems in neurology ;  v. 14 .
 - Major problems in neurology ;  v. 14. .
Includes bibliographical references and index. <br/>
<br/><br/>                 <label>ISBN: </label>0721618588 
<br/><br/>                 <label>Түлхүүр үг: </label>Insomnia., Sleep disorders., Sleep Initiation and Maintenance Disorders., Sleep Wake Disorders.,