Mackean, D. G. (Donald Gordon) <br/><br/>
Introduction to biology. 

 - 3rd tropical ed. 
 - London :  John Murray,  [1984] 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label> L.6.55 each 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.