TY  - BOOK
AU  - Harrington Winston and other
TI  - Economics and episodic disease:  The benefits of preventing a giardiasis outlbreak   
SN  - 09157075946
U1  - X:(G:55).73.N8, N1 
PY  - 1991///
CY  - Washington
PB  - Resources for the future       
KW  - Ecomonics
N1  - Index: P 195-202
ER  -