00591nam a22001817a 4500 BD-DhUL 20170411192739.0 170411s1976 nyu||||| |||| 00| 0 eng BD-DhUL BD-DhUL 333.9 UNP United Nations. Economic and social commission Proceedings of the symposium on social and non-economic factors in water resources development / United Nations New York : United Nations 1976. 184 p. ; 25 cm. Water resources series. no. 47 Report ddc REF 177724 177724 0 0 ddc 0 333_900000000000000_UNP 1 REF 314262 DUL DUL UNC 2017-04-11 Gift 333.9 UNP D8849 2017-04-11 2017-04-11 REF