GIS/LIS '90 proceedings vol. 2 
 The Anahein, Hilton & Towers, Anahein, California 

 - Bethesda  American Society for Photgrammetry & Rem  1990 
 - xvii, 967 p. : ill., 
<br/><br/><label>ISBN: </label>094442631X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GEOGRAPHY<br/>GEOGRAPHIC INFORMATION SYSTEMS--CONGRESSES
<br/><br/><label>LC Class. No.: </label>G 70.2 Ame