TY  - BOOK
AU  - Vries, C.A de.
AU  - Baak, B.C.P.H. van
TI  - Drainage of agricultural land: a bibliography 
U1  - 016.6316 
PY  - 1966///
CY  - Wageningen
PB  - International Institute for Land Reclamation and Imp rovement
KW  - Drainage
KW  - Bibliography
ER  -