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Lua i Stíl Chicago (17ú heag.).Mills, Charles A. The Quality Audit: A Management Evaluation Tool. Milwaukee : New York: ASQC Quality Press ; McGraw-Hill, 1989.
Lua MLA (9ú heag.).Mills, Charles A. The Quality Audit: A Management Evaluation Tool. ASQC Quality Press ; McGraw-Hill, 1989.
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