Taormina, T. (1999). Successful internal auditing to ISO 9000/Tom Taormina. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Taormina, Tom. Successful Internal Auditing to ISO 9000/Tom Taormina. Prentice Hall, 1999.
Lua MLA (8ú heag.)Taormina, Tom. Successful Internal Auditing to ISO 9000/Tom Taormina. Prentice Hall, 1999.
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