Williams, D. J. (1996). Preparing For Project Management A Guide For The New Architectural Or Engineering Project Manager In Private Practice David J. Williams. ASCE.
Lua i Stíl Chicago (17ú heag.)Williams, David J. Preparing For Project Management A Guide For The New Architectural Or Engineering Project Manager In Private Practice David J. Williams. ASCE, 1996.
Lua MLA (8ú heag.)Williams, David J. Preparing For Project Management A Guide For The New Architectural Or Engineering Project Manager In Private Practice David J. Williams. ASCE, 1996.
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