1.
Basic Statistics for Laboratories A Primer for Laboratory Workers
by Kelley, William D., Ratliff...
ISBN: 9780471284055
List Price: $146.00
2.
Laboratory Assurance System : A Manual of Quality Procedures and Forms
by Ratliff, Thomas A., Jr.
ISBN: 9780442014704
List Price: $74.95
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Laboratory Quality Assurance Systems
by Ratliff, Thomas A., Jr.
ISBN: 9780442234591
List Price: $49.95
4.
Basic Statistics for Laboratories A Primer for Laboratory Workers
by Kelley, William D., Ratliff...
ISBN: 9780442004569
List Price: $60.95