Lewis, A. This thirsty world water supply and problems ahead - McGraw-Hill Book Company New York 1964 - Water supply Water problems Surface water Desalting = Lewis, A. Standard No.: M Standard Tech. Report. No.: LCCN: B Nat. Bib. No.: 0621 Nat. Bib. Agency Control No.: 577.4 LEW Subjects--Topical Terms: Environmental Sciences Universal Decimal Class. No.: 577.4