Irrigation economic in poor countries
Hazlewood , Arthur
Irrigation economic in poor countries - New York Pergamon Press 1982 - vii, 144p.
008027451x
IrrigationEconomics And TechnologySocial Welfare
631.67:33 / HAZ-I
Irrigation economic in poor countries - New York Pergamon Press 1982 - vii, 144p.
008027451x
IrrigationEconomics And TechnologySocial Welfare
631.67:33 / HAZ-I