THUESEN, G. (1993). Engineering Economy G.j Thuesen And W.j Fabrycky. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)THUESEN, G.J. Engineering Economy G.j Thuesen And W.j Fabrycky. Prentice Hall, 1993.
Lua MLA (8ú heag.)THUESEN, G.J. Engineering Economy G.j Thuesen And W.j Fabrycky. Prentice Hall, 1993.
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