TY  - BOOK
AU  - Balloffet,Nelly
AU  - Hille,Jenny  .
TI  - Preservation and conservation for libraries and archives / 
SN  - 9788170005728
U1  - 025.8 
PY  - 2009///
CY  - New Delhi : 
PB  - Ess Ess Publications , 
KW  - PRESERVATION
ER  -