first draft President’s Science Advisory Committee (PSAC), White House–Interior Panel text us Washington, D. C White House–Interior Panel 1965 monographic eng Eng

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139 + additional pages : 26 cm. President’s Science Advisory Committee (PSAC), White House–Interior Panel Includes bibliographical references and index. Irrigation Water management West Pakistan Land and water resources development Agricultural productivity West Pakistan 631.587 Wat BD-DhIDS 260907 20260907131045.0