Dickson, B.T.
Guide book to research data for arid zone development / B.T. Dickson - Paris : UNESCO , 1957 - 191p. ; 28 cm.
Includes bibliographical references and index.
Natural resources
Arid zone
Water
333.91 / DIC
Guide book to research data for arid zone development / B.T. Dickson - Paris : UNESCO , 1957 - 191p. ; 28 cm.
Includes bibliographical references and index.
Natural resources
Arid zone
Water
333.91 / DIC