00544nam a22001811 4500 1/13796 981019s1975 enk 000 eng d 9231010875. 14256 DLC GR-PeUP 309.262 CO The conservation of cities/ Unesco. London: Croom Helm, 1975. 186p.: ill.; 18cm. City planning. Architecture Conservation and restoration. UNESCO. INST UNIPILB MAIN 20040709 309.262 CO 00110199 00110199 LOAN 0 1