TY  - BOOK
AU  - Hess-Kosa, Kathleen
TI  - Environmental sampling for unknowns
SN  - 9781566701716
SN  - 96013906
U1  - 615.907 HES 
PY  - 1996///
CY  - Boca Raton, FL
PB  - Lewis Publishers
KW  - Environmental sampling
N1  - Includes bibliographical references and indexes
ER  -