TY  - BOOK
AU  - Cromley Ellen K
AU  -  Mclafferty Sara L
TI  - GIS and public health
SN  - 1572307072
U1  - U:(D6,9(B), P2 
PY  - 2002///
CY  - New York
PB  - Guilford Press U S A     
KW  - Modern - Geography
ER  -