00751nam a22002171a 4500 1/23285 980914s1978 enk 00000-eng d 008023402X 24844 DLC GR-PeUP 333.9'1 WA United Nations. Water development and management, vol. 1, part 2/ [ed. by Asit K.Biswas]. 1st ed. Oxford: Pergamon, 1978. xxi, 371-905p.; 25cm. Proceedings of the United Nations Water Conference Mar del Plata,Argentina, March 1977. Water resources development Congresses. Biswas, Asit K. ed. United Nations. INST UNIPILB MAIN 20040719 333.9'1 WA 00110126 00110126 LOAN 0 1