TY  - BOOK
AU  - Guha, Partha Subir
AU  - Mukhopadhyay, Kalyan Kumar
TI  - Library conservation
U1  - 025.84 21st ed.
PY  - 1990///
CY  - Calcutta
PB  - Information Research Academy
KW  - Book - Conservation and restoring
N1  - Bibliography: p. 314-28 includes index
ER  -