TY  - BOOK
AU  - Wetherill,G.Barrie
TI  - Sampling inspection and quality control / 
U1  - 658.562 WEL 
PY  - 1969///
CY  - London : 
PB  - Methuen , 
KW  - Sampling (Statistics)
KW  - Quality control
N1  -  Bibliography: p. [122]-126
ER  -