BUFFA, E. S. (1978). Essentials Of Management Science Operations Reseach Elwood S. Buffa And James S. Dyer. John Wiley.
Lua i Stíl Chicago (17ú heag.)BUFFA, Elwood S. Essentials Of Management Science Operations Reseach Elwood S. Buffa And James S. Dyer. John Wiley, 1978.
Lua MLA (8ú heag.)BUFFA, Elwood S. Essentials Of Management Science Operations Reseach Elwood S. Buffa And James S. Dyer. John Wiley, 1978.
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