TY  - BOOK
AU  - Swift,Stewart
TI  - Sanitary officers practice: environmental hygiene
U1  - 614.082 
PY  - 1958///
CY  - London
PB  - Butterworth
KW  - Environmental health
KW  - Environmentally induced diseases
KW  - Water supply
KW  - Sanitation
N1  - Includes index
ER  -