TY  - GEN
AU  - Balakrishnan, Shyama 
AU  - Paliwal, P. K. 
TI  - Preservation of library collections
SN  - 812610886X
U1  - 025.21 
PY  - 2001///
CY  - New Delhi
PB  - Anmol Publications
KW  - Library Science
ER  -