TY  - BOOK
AU  - Whipple,George Chandler
AU  - Fair Gordon Maskew,
AU  - Conley Whipple Melville,
TI  - The Microscopy of drinking water
U1  - 132 
PY  - 1948///
CY  - New York
PB  - Wiley
KW  - Public health
KW  - Sanitation
KW  - Hygiene
N1  - Includes bibliographical references and index
ER  -