TY  - BOOK
AU  - De Silva,M.G.
TI  - Some aspects of quality control in industry,
AV  - TS156.Q3 D4
U1  - 658.5/62 
PY  - 1967///
CY  - Colombo
PB  - Printed by Ranjana Printers
KW  - Quality control
N1  - Bibliography: p. 66
ER  -