Long-term planning of water management
Subtitle: proceedings of the Seminar on Long-Term Planning of Water Management, Zlatni Piasatzi, Bulgaria, 17-22 May 1976.
Contributors: United Nations. Economic Commission for Europe.
Series: [Document] - United Nations -- ECE/WATER/15
Publisher: United Nations
Place of publication: New York
Subjects: Water resources development -- Congresses.
Notes: "United Nations publication. Sales no. E.76.II.E.27."

At head of title: Economic Commission for Europe.

Includes bibliographical references.