Cook, L. M. <br/><br/>
Coefficients of natural selection / 
by L. M. Cook 
 - London :  Hutchinson,  1971 
 - 207 p. :  ill. ;  23 cm. 
 - Hutchinson university library.  biological sciences .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0091041902 :  PND 2.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Genetics<br/>Natural selection
<br/><br/><label>Dewey Class. No.: </label>575.1