BUTMAN JOHN. (1997). JURAN: A LIFETIME OF INFLUENCE. JOHN WILEY AND SONS.
Lua i Stíl Chicago (17ú heag.)BUTMAN JOHN. JURAN: A LIFETIME OF INFLUENCE. NEW YORK: JOHN WILEY AND SONS, 1997.
Lua MLA (9ú heag.)BUTMAN JOHN. JURAN: A LIFETIME OF INFLUENCE. JOHN WILEY AND SONS, 1997.
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