Model laws for planning cities, counties, and states : including zoning, subdivision regulation and protection of official map / By Edward M. Basset...[et al.] - Cambridge : Harvard University , 1977 c1935 - viii, 137 p. ; 24.5 cm Subjects--Topical Terms: Urbanismo --- Planificación Zonoficación --- Legislación LC Class. No.: NA 9108 / B38 1977