Buffa, E. S. (1997). Modern Production/Operations Management. New Century Publications.
Lua i Stíl Chicago (17ú heag.)Buffa, Elwood S. Modern Production/Operations Management. New Delhi: New Century Publications, 1997.
Lua MLA (9ú heag.)Buffa, Elwood S. Modern Production/Operations Management. New Century Publications, 1997.
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