Sheppard, P. M.  <br/><br/>
Natural selection and heredity /  
[by] P.M. Sheppard. 
 - 3rd ed. 
 - London :    Hutchinson,    1967. 
 - 192 p. :    ill., 2 maps, tables, diagr.,    22 cm. 
 - Biological sciences series .
<br/><br/>Includes bibliographical references (p. 184-186). 
<br/><br/><label>ISBN: </label>  27/6 (11/6 pbk.) 
<br/><br/><label>LCCN: </label>67-105997 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Natural selection.<br/> Genetics.