Sheppard, P. M. <br/><br/>
Natural selection and heredity / 
by P. M. Sheppard 
 - 3rd ed. 
 - London :  Hutcinson University Library,  1967. 
 - 192 p. :  ill., 2 maps, tables, diagr. ;  22 cm. 
 - Biological sciences series .
<br/><br/>Bibliography : p. 184-186. 
<br/><br/><label>ISBN: </label>0090368045 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural selection.<br/>Genetics.