Biological aspects of circadian rhythms / 
edited by J. N. Mills 
 - London :  Plenum Press,  1973 
 - xii, 319 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>030630595X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Circadian rhythms