TY  - BOOK
AU  - Kalbermatten,John M.
TI  - Appropriate sanitation alternatives: a planning and design manual 
SN  - 0801825849 :
U1  - 628.109 
PY  - 1982///
CY  - Baltimore
PB  - Johns Hopkins University Press
KW  - Sanitary engineering
KW  - Developing countries
ER  -