TY  - BOOK
AU  - Dhyani, Pushpa
TI  - Working with Dewey decimal classification: : editions 19 and 20
SN  - 0706976231
U1  - 025.431 
PY  - 1994///
CY  - New Delhi
PB  - Vikas
KW  - Classification
N1  - HB
ER  -