TY  - BOOK
AU  - Bhattacharya,A.K.
AU  - Michael, A.M.
TI  - Land drainage: pirnciples, Methods and applications 
SN  - 8122006558 (hbk.)
PY  - 2003///
CY  - Delhi
PB  - Konark Publishers
N1  - Includes index; Includes bibliographical references
ER  -