TY  - BOOK
AU  - Dobben de Bruyn,Cornelis Simon van
TI  - Cumulative sum tests: : tehorty and practice
AV  - PAM TS156.D6 
PY  - 1968///
CY  - London
PB  - Griffin
KW  - Quality control
KW  -  Mathematical statistics
N1  - Includes bibliographical references
ER  -