Irrigation economics in poor countries:
Hazlewood,Arthur.
Irrigation economics in poor countries: illustrated by the Usangu Plains of Tanzania/ by Arthur Hazlewood and Ian Livingstone. - 1st ed. - Oxford ; New York : Pergamon Press, 1982. - viii, 144 p. : ill. ; 22 cm.
008027451X
Irrigation--Economic aspects--Developing countries.
HD1714 / .H35 1982
Irrigation economics in poor countries: illustrated by the Usangu Plains of Tanzania/ by Arthur Hazlewood and Ian Livingstone. - 1st ed. - Oxford ; New York : Pergamon Press, 1982. - viii, 144 p. : ill. ; 22 cm.
008027451X
Irrigation--Economic aspects--Developing countries.
HD1714 / .H35 1982