"Mackean, D.G." <br/><br/>
Introduction to Biology 

 -  oxford Press,,Nelson,Redspot,collins,Marshalk Cavendish,Federal  1994 
 - 222 
<br/><br/><label>ISBN: </label>9780719528316 
<br/><br/><label>Dewey Class. No.: </label>570  / T-180