TY - BOOK AU - Davis, Kenneth P. AU - ED - ED - ED - ED - SN - 0070155348;9780070155343 SN - 2 PY - 1976///];copyright 197646 CY - New York PB - McGraw-Hill KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Land use N1 - Includes index; Bibliography: p. 303-318; 5 ER -