(2011). Microsoft Project 2010. Level 1.
Chicago Style (17th ed.) ZitazioaMicrosoft Project 2010. Level 1. 2011.
MLA (9th ed.) ZitazioaMicrosoft Project 2010. Level 1. 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
(2011). Microsoft Project 2010. Level 1.
Chicago Style (17th ed.) ZitazioaMicrosoft Project 2010. Level 1. 2011.
MLA (9th ed.) ZitazioaMicrosoft Project 2010. Level 1. 2011.