Roberts, M. B. V. <br/><br/>
Biology : a functional approach 

 - 2nd ed 
 - Thomas Nelson & Sons Ltd, Nairobi  1976 
 - xv,656p 
<br/><br/><label>ISBN: </label>0 17 448012 1 
<br/><br/><label>Dewey Class. No.: </label>574 Rob