Campbell N A & Reece J B <br/><br/>
Biology .-7th edn .-0-321-26984-5 

 - 7th edn  
 -  Pearson Bengjamin Cummings, San Francisco, USA 
<br/><br/><label>ISBN: </label>0-321-26984-5 
<br/><br/><label>Dewey Class. No.: </label>P05/CAMPBELL N A/B25692