TY  - BOOK
AU  - Ajay Pratap Singh
AU  - Mayank Yuvaraj
TI  - Dewey Decimal Classification 23 : : A Practical Approach 
SN  - 9788170194941
U1  - 025.431  
PY  - 2014///
CY  - New Delhi
PB  - Today and Tomorrow's printers and publishers
ER  -