TY  - BOOK
AU  - Ratliff,Thomas A.
TI  - Laboratory quality assurance system: a manual of quality procedures and forms 
SN  - 0471269182
PY  - 2003///
CY  - New York
PB  - Wiley-Interscience
KW  - Testing laboratories
KW  - Quality control
N1  - Includes index
ER  -