TY - BOOK AU - ASTM Committee E-11 on Quality Control of Materials TI - ASTM manual on quality control of materials U1 - 519.93 AME PY - 1951///. CY - Philadelphia : PB - American Society for Testing Materials, KW - Materials - quality control N1 - Part 1. Presentation of data -- Part 2. Presenting ± Limits of uncertainty of an observed average -- Part 3. Control chart method of analysis and presentation of data ER -