"Ababio, Osei Yaw" <br/><br/>
Chemistry Certificate Science Series 

 -  oxford Press,,Nelson,Redspot,collins,Marshalk Cavendish,Federal  0 
 - 550 
<br/><br/><label>ISBN: </label>9971-1-0022-3 
<br/><br/><label>Dewey Class. No.: </label>540  / .4544