Fink, Joanne and Kastin, Judy;  <br/><br/>
The speedball textbook   A comprehensive guide to pen and brush lettering;  
Fink, Joanne and Kastin, Judy;  
 - Mandaluyong;   National Bookstore;   1999;  
<br/><br/><label>ISBN: </label>9789710860425 
<br/><br/><label>Dewey Class. No.: </label>604.243