APA

Building Conservation 88 Symposium Helsinki F. (. ., International Centre for the Study of the Preservation and the Restoration of Cultural Property, Finland. Museovirasto, Teknillinen korkeakoulu. Täydennyskoulutuskeskus & Ivars M. (1989). Building Conservation 88 Symposium : Helsinki, 22-26 August 1988 : report. Helsinki: Finnish National Commission for Unesco.

Chicago

Building Conservation 88 Symposium Helsinki Finland) (1988, International Centre for the Study of the Preservation and the Restoration of Cultural Property, Finland. Museovirasto, Teknillinen korkeakoulu. Täydennyskoulutuskeskus and Ivars Marja. 1989. Building Conservation 88 Symposium : Helsinki, 22-26 August 1988 : report. Helsinki: Finnish National Commission for Unesco.

Harvard

Building Conservation 88 Symposium Helsinki F. (. ., International Centre for the Study of the Preservation and the Restoration of Cultural Property, Finland. Museovirasto, Teknillinen korkeakoulu. Täydennyskoulutuskeskus and Ivars M. (1989). Building Conservation 88 Symposium : Helsinki, 22-26 August 1988 : report. Helsinki: Finnish National Commission for Unesco.

MLA

Building Conservation 88 Symposium Helsinki Finland) (1988, International Centre for the Study of the Preservation and the Restoration of Cultural Property, Finland. Museovirasto, Teknillinen korkeakoulu. Täydennyskoulutuskeskus and Ivars Marja. Building Conservation 88 Symposium : Helsinki, 22-26 August 1988 : report. Helsinki: Finnish National Commission for Unesco. 1989.