01231nam a2200265 a 4500001000800000003000400008005001700012007000400029008004100033010001700074020001500091040001400106050002200120111015800142245023200300260007600532300002800608500011800636500003000754650003600784650003900820710004900859710001400908710004300922441294800020170726091148.0000920813s1991    ke a         i100 0 eng    a   92981343   a9211311365  aUOELcDLC00aHD7391b.I56 19912 aInternational Seminar on the Improvement of Housing Conditions and the Rehabilitation of Historic Centresd(1990 :cIAA "Santo Kiriko" Creativity Centre)10aProceedings and final report of the International Seminar on the Improvement of Housing Conditions and the Rehabilitation of Historic Centres :b10-22 September 1990, IAA "Santo Kiriko" Creativity Centre, Assenovgrad, Bulgaria.  aNairobi :bUnited Nations Centre for Human Settlements (Habitat)c1991.  a68 p. :bill. ;c21 cm.  aAt head of title: The Government of the People's Republic of Bulgaria, The International Academy of Architecture.  a"HS/216/90E"--T.p. verso. 0aHistoric districtsxCongresses. 0aHistoric preservationxCongresses.2 aUnited Nations Centre for Human Settlements.1 aBulgaria.2 aInternational Academy of Architecture.