TY  - BOOK
AU  - Singh, Sewa.
TI  - Colon classification practice
SN  - 8170002028
U1  - 025.435 
PY  - 1996///
CY  - New Delhi, India
PB  - Ess Ess Publications
KW  - Classification, Colon
N1  - Includes index
ER  -