Ayensu, Edward S. <br/><br/>
The Rhythms of Life. 

 - 1st./ed 
 - 199p  photos, illus., index  31cm. 
<br/><br/><label>ISBN: </label>0517545233 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological Rhythms--New York--1981--hardbound<br/>Cycles--New York--1981--hardbound