G.C.E.Advanced Level Biology :  Last 10 Years Past Papers Answers With Explanations. 

 - 1st Ed. 
 - Colombo :   Astan Publications,   2024. 
 - 230 p. 
<br/><br/><label>ISBN: </label>9789550584321 
<br/><br/><label>Dewey Class. No.: </label>570  / BIO