BEER STAFFORD. (1966). DECISION & CONTROL: THE MEANING OF OPERATIONAL RESEARCH & MANAGEMENT CYBERNETICS. JOHN WILEY AND SONS.
Lua i Stíl Chicago (17ú heag.)BEER STAFFORD. DECISION & CONTROL: THE MEANING OF OPERATIONAL RESEARCH & MANAGEMENT CYBERNETICS. LONDON: JOHN WILEY AND SONS, 1966.
Lua MLA (9ú heag.)BEER STAFFORD. DECISION & CONTROL: THE MEANING OF OPERATIONAL RESEARCH & MANAGEMENT CYBERNETICS. JOHN WILEY AND SONS, 1966.
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