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The ecological century : a personal appraisal
E. Barton Worthington
Bok Språk ikke angitt 1983
The Nile
Worthington, E. Barton
Bok Engelsk 1983
Arid land irrigation in developing countries : environmental problems and effects : based on the international symposium, 16-21 February 1976, Alexandria, Egypt
editor, E. Barton Worthington
Bok Engelsk 1977
The Evolution of IBP
edited by E. B. Worthington
Bok Engelsk 1975
Man-made lakes : their problems and environmental effects
International Symposium on Man-Made Lakes, Their Problemsand Environmental Effects
Bok Engelsk 1973
Life in lakes and rivers
T.T. Macan, E.B. Worthington
Bok Engelsk 1972
Science in the development of Africa : a review of the contribution of physical and biological knowledge south of the Sahara
Worthington, E. Barton
Bok Engelsk 1958
Life in lakes and rivers
Macan, T.T.
Bok Engelsk 1951
The production of freshwater fish for food
Macan, T.T.
Bok Engelsk 1942
Science in Africa : a review of scientific research relating to tropical and southern Africa
Worthington, E. Barton
Bok Engelsk 1938