Yazar
W R Derrick Sewell
25 cilt bulundu.
W. R. Derrick Sewell · Taylor & Francis Group
160 sayfa · 1985
Water quality management / Water resources development / Water-supply / Ressources en eau / Exploitation
W. R. Derrick Sewell · University of Victoria
182 sayfa · 1970
Congresses / Natural resources / Outdoor recreation
Mitchell, Bruce, W. R. Derrick Sewell · Methuen
294 sayfa · 1981
Conservation of natural resources / Environmental policy / Canada
J. T. Coppock, W. R. Derrick Sewell · Elsevier Science & Technology Books
271 sayfa · 1976
Space in economics / Congresses / Economic geography / Regional planning / Social policy
W. R. Derrick Sewell · R. Duhamel, Queen's printer
49 sayfa · 1962
Natural resources / Water resources development
W R Derrick Sewell · Department of Geography, Universityof Chicago
Sayfa sayısı yok · 1965
Kategori yok
W. R. Derrick Sewell · Dept. of Fisheries and Forestry
133 sayfa · 1970
Economic aspects of Fishing / Fishing / Public opinion / Saltwater fishing
W. R. Derrick Sewell · Council of Planning Librarians
41 sayfa · 1977
Bibliography / Solar air conditioning / Solar heating
Derrick W. R. Sewell · Environment Canada
18 sayfa · 1968
Industrial water supply / Mathematical models / Water consumption
W. R. Derrick Sewell · Policy and Planning Branch, Dept. of Energy, Mines and Resources
145 sayfa · 1969
Canada / Pollution / Water / Water conservation / Water resources development
W. R. Derrick Sewell · Minister of Supply and Services Canada
192 sayfa · 1980
Land use and energy conservation
W. R. Derrick Sewell · Policy and Planning Branch, Department of Energy, Mines and Resources
145 sayfa · 1969
Social surveys / Water resources development
W. R. Derrick Sewell · Centre for Resource and Environmental Studies, Australian National University
Sayfa sayısı yok · 1985
Kategori yok
W. R. Derrick Sewell · Department of Energy, Mines and Resources
262 sayfa · 1968
Water resources development / Water-supply
W. R. Derrick Sewell · Lands Directorate, Environment Canada
91 sayfa · 1980
Land use and energy conservation