Amsden, Robert T. <br/><br/>
SPC simplified:  practical steps to quality/ 
Robert T. Amsden, Howard E. Butler, Davida M. Amsden. 
 - New York:  Quality Resources,  c1998. 
 - xii, 287 p.:  ill.;  23 cm. 
<br/><br/>Includes bibliographical references (p. 281) and index. 
<br/><br/><label>ISBN: </label>0527763403 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Quality control--Statistical methods.