Sheppard, Philip MacDonald. <br/><br/>
Natural selection and heredity / 

 - 4th ed. 
 - London :  Hutchinson,  1975. 
 - 239 p. :  ill. ; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0091226104 :  0091226112 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural selection.<br/>Genetics.<br/>Evolution (Biology)<br/>Genetics.
<br/><br/><label>Dewey Class. No.: </label>575.1