| Type |  Book |
| ชื่อเรื่อง | Preservation of library materials : conference held at the National Library of Austria Vienna, April 7-10,1986 ; sponsored by the Conference of Directors of National Livraries in Cooperation with IFLA and Unesco / edited by Merrily A. Smith |
| ISBN | 3598217714 |
| พิมพลักษณ์ | Munchen : K. G. Saur, c1987 |
| รูปเล่ม | 2 v |
| หัวเรื่อง | Library materials --Conservation and restoration --Congresses [] |