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Lua i Stíl Chicago (17ú heag.)Goldratt, Eliyahu. The Goal: A Process of Ongoing Improvement. 4th. Madras: Productivity and Quality Publ. Pvt.Ltd, 2004.
Lua MLA (9ú heag.)Goldratt, Eliyahu. The Goal: A Process of Ongoing Improvement. 4th. Productivity and Quality Publ. Pvt.Ltd, 2004.
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