TY  - BOOK
AU  - Khanna,J K .
TI  - Colon classification / 
SN  - 8170000157
U1  - 025.435 
PY  - 1986///
CY  - New Delhi : 
PB  - Ess Ess Publications , 
KW  - CLASSIFICATION
N1  - Includes index
ER  -