Lawrence Snyder <br/><br/>
A Programmers Guide to ZPL 

 -  The MIT Press  1999 
 - Scientific and Engineering Computation .
<br/><br/><label>ISBN: </label>9780262692175 
<br/><br/><label>Subjects--Topical Terms: </label><br/> General<br/> Languages <br/>COMPUTERS <br/>ZPL (Computer program language)