Lee, Ping I Ed & Good, William R Ed <br/><br/>
Controlled -Release technology  Pharmaceutical applications 

 - American chemical society, Washington  1987 
 - x,362p 
<br/><br/><label>ISBN: </label>0-8412-1413-1 
<br/><br/><label>Dewey Class. No.: </label>615.191 Lee/Goo