429998 Parnaby, J. (2003). Managing by projects for business success. London : Professional Eng. Pub..
Lua i Stíl Chicago (17ú heag.)429998 Parnaby, John. Managing by Projects for Business Success. London : Professional Eng. Pub., 2003.
Lua MLA (9ú heag.)429998 Parnaby, John. Managing by Projects for Business Success. London : Professional Eng. Pub., 2003.
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