TY  - BOOK
AU  - Dhyani, Pushpa.
TI  - Classifying with Dewey Decimal Classification: (editions 19th and 20th) 
SN  - 8170003261 (hbk.)
PY  - 2002///
CY  - New Delhi
PB  - Ess Ess Pub., 
KW  - Classification
KW  - Books
KW  - Classification of sciences
ER  -