Bibliografía (9 obras)
The Periglacial Environment 4e
2017
Changing Cold Environments
2011
Frozen in time
2008
Canada's cold environments
1993
Periglacial processes and landforms
1988
Loess and periglacial phenomena
1987
Guidebook to permafrost and related features of the northern Yukon Territory and Mackenzie Delta, Canada
1983
The Periglacial Environment
1976
Quantitative and qualitative geography
1971
