TY  - BOOK
AU  - Last, J.M.
TI  - Public Health and Human Ecology
SN  - 083880459
AV  - RA425.L3 1987 
PY  - 1987///
CY  - East  Norwalk
PB  - Appleton and Lange.
KW  - Public Health
KW  - Human Ecology
ER  -