TY  - BOOK
AU  - Rybczynski,Witold
AU  - McGarry,     Michael., coaut.
AU  - Polprasert, Chongrak., coaut.
ED  - International Development Research Centre.
TI  - Low-cost technology options for sanitation: a   state of the art review: an annotated bibliography  
SN  - 0-88936-155-X
PY  - 1978///
CY  - Ottawa, Can.
PB  - IDRC
KW  - Ingeniería Sanitaria
ER  -