Description
Item Description:Based on a Ph.D. thesis: University of Calgary, 1991.
Bibliography: p98-103. _ Includes index.
Physical Description:1 online resource : illustrations, 1map.
ISBN:9781407349909
1407349902
9780860549185
0860549186
ISSN:0143-3067 ;
DOI:10.30861/9780860549185