BUFFA, E. S. (1975). Basic Production Management Elwood Buffa. John Willey and Sons.
Lua i Stíl Chicago (17ú heag.)BUFFA, Elwood S. Basic Production Management Elwood Buffa. John Willey and Sons, 1975.
Lua MLA (8ú heag.)BUFFA, Elwood S. Basic Production Management Elwood Buffa. John Willey and Sons, 1975.
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