Wenclawiak B W <br/><br/>
Quality Assurance in Analytical Chemistry 
Wenclawiak B W 
 - Heidelberg  Springer  2004 
 - ix-280 
<br/><br/><label>ISBN: </label>354040578X 
<br/><br/><label>Dewey Class. No.: </label>543  / WE-Q