TY  - BOOK
AU  - Hopkins, Edward Scott
AU  - Schulze, Wilmer Henry
TI  - The Practice of sanitation
U1  - 614.70973 21st
PY  - 1958///
CY  - Baltimore
PB  - Williams and Wilkins
KW  - Sanitation; Public health; Hygiene; Water supply, Rural; Air-Pollution; Transportation
ER  -