Mackean, D. G. <br/><br/>
Life study :  a textbook of biology / 
D.G. MacKean 
 - London :  Murray,  1981 
 - 272 p. :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>0719537835 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology