TY  - BOOK
AU  - Kogan,Benjamin A.
TI  - Health: man in a changing environment
SN  - 015535583X
AV  - RA776.5 .K6 1970
PY  - 1974///]
CY  - New York
PB  - Harcourt, Brace, Jovanovich
KW  - Hygiene
N1  - Includes bibliographical references
ER  -