Wadsworth H. M., Stephens K. S., . (2004). Modern Methods For Quality Control And Improvement. New York: John Wiley And Sons.
Wadsworth H M, Stephens K S, . 2004. Modern Methods For Quality Control And Improvement. New York: John Wiley And Sons.
Wadsworth H M, Stephens K S, . Modern Methods For Quality Control And Improvement. New York: John Wiley And Sons. 2004.
