Symons, Donald <br/><br/>
The evolution of human sexuality / 
Donald Symons 
 - Oxford :  Oxford University Press,  1979 
 - vii, 358 p. ;  21 cm. 
<br/><br/>Includes references and index 
<br/><br/><label>ISBN: </label>0195025350 
<br/><br/><label>LCCN: </label>78-023361 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Genetics, Behavioral.<br/>Sexual Behavior.