Terrain modelling in surveying and civil engineering / 
edited by G. Petrie and T.J.M. Kennie. 
 - London :  Whittles Publishing,  1990. 
 - xiv, 351 p. 
<br/><br/><label>ISBN: </label>1870325303 
<br/><br/><label>LCCN: </label>91025052 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Surveying--Maps.<br/>Digital mapping.<br/>Civil engineering--Maps.