TY  - BOOK
AU  - Dhyani, Pushpa 
TI  - Classifying With Dewey Decimal Classification Ed- 19 & 20 
SN  - 8170003261 
U1  - 025.431 DHY  
PY  - 2002///
CY  - New Delhi
PB  - ESS ESS Publication
KW  - Library & Information Sciences
ER  -