International Centre for the Study of the Preservation Restoration of Cultural Property. (1968). The conservation of cultural property. UNESCO.
Lua i Stíl Chicago (17ú heag.)International Centre for the Study of the Preservation Restoration of Cultural Property. The Conservation of Cultural Property. París: UNESCO, 1968.
Lua MLA (9ú heag.)International Centre for the Study of the Preservation Restoration of Cultural Property. The Conservation of Cultural Property. UNESCO, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.