TY  - BOOK
ED  - Malaysia
TI  - Notes on underdrainage from anti-malarial branch records, Public Works Department, Federation of Malaya, and "the principles of underdrainage" by R. D. Walker
PY  - 1955///
CY  - Malaysia
PB  - Public Works Department, Federation of Malaya
KW  - Drainage
KW  - Malaria
ER  -