Steward,  H. J. <br/><br/>
Cartographic generalisation :  some concepts and explanation / 
H. J. Steward 
 - Toronto :  B. V. Gutsell,  1974 
 - 77 p. 
 - Cartographica :   no.10, 1974 .
<br/><br/> Supplement no.1 to Canadian cartographer, vol.11, 1974 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cartography