Sunya Sarapirome <br/><br/>
A terrain evaluation system and GIS for road corridor selection applicable to intermontane nasins in Northern Thailand  [microform] / 
by Sunya Sarapirome. 
 - Ottawa :  National Library of Canada,  1992. 
 - 2 microfiches ;  11 x 15 cm. 
<br/><br/>Thesis (Ph.D.)- McGill University, Montreal, 1992 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Roads--Design and construction<br/>Roads--Northern Thailand<br/>Geographic information systems