Extending ArcView GIS  Teach Yourself for Use ArcView GIS Extentions 
Tim Ormsby...,[et.al] 
 - California, USA  Environmental Systems Research Institute  1999 
 - viii, 527p.  ill.col.  23cm  1 CD-ROM (4 3/4 in.) 
<br/><br/><label>ISBN: </label>1879102056 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GIS ArcView--Programming