Whittaker, R. (1995). Project management in the process industries. Wiley.
Lua i Stíl Chicago (17ú heag.)Whittaker, Roy. Project Management in the Process Industries. Chichester: Wiley, 1995.
Lua MLA (9ú heag.)Whittaker, Roy. Project Management in the Process Industries. Wiley, 1995.
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