TY  - BOOK
AU  - Satija, M.P.
AU  - Comasonic, John P.
TI  - Excercises in the 21st edition of the dewey decimal classification
SN  - 8120719808
U1  - 025.431 
PY  - 1998///
CY  - New Delhi
PB  - Sterling
KW  - DDC-excercises
ER  -