Proceedings of the Regional Seminar on Systems Analysis for Water Resources Development - United Nations 1985 - p.

163 p. : ill., maps ; 30 cm. "ST/ESCAP/SER.F/61"--T.p. verso "United Nations Publication Sales No. E.86.11.F.13"--T.p. verso AIY/MR

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Water resources development---Congresses

TC405