AS level biology / 
Phil Bradfield ... [et al.] 
 - Harlow :  Longman,  c2001. 
 - vii, 566 p. :  ill. (some col.), ports. (some col.) ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0582429463 (pbk.) 9780582429468 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.<br/>Biology--Examinations, questions, etc.<br/>Advanced supplementary examinations--Study guides.
<br/><br/><label>Dewey Class. No.: </label>570  / ASL