Green, Barbara. <br/><br/>
Head start to AS biology:  Bridging the gap between GCSE and AS- level 

 - Cumbria :  Coordination Group Publications,  2008. 
 - 36p.:  col. ill. 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>9781847621177 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>570