Urban land policies and land-use control measures : Vol. 4 / United nations United Nations. Department of Economic and Social Affairs. Land use, Urban. JX1977 .A2 ST/ECA/167 Add. 1-6 333.77 UNU At head of title: Dept. of Economic and Social Affairs. "United Nations publication. Sale no.: E.73.IV.5-11." Includes bibliographical references. New York, United Nations, 1973-75. 1973-75. 1973 Text v. ; eng