http://eastwoodharris.com/DL/BIS/9781925185751_Create_and_Update_an_Unresourced_Project_Using_Elecosoft_Powerproject_Book_Information.pdf
http://eastwoodharris.com/DL/BIS/9781925185751_Create_and_Update_an_Unresourced_Project_Using_Elecosoft_Powerproject_Book_Information.pdf