Fitzgerald, N. (2009). Crystal reports 2008: Official guide. Pearse.
Chicago Style (17th ed.) ZitazioaFitzgerald, Neil. Crystal Reports 2008: Official Guide. New Delhi: Pearse, 2009.
MLA (9th ed.) ZitazioaFitzgerald, Neil. Crystal Reports 2008: Official Guide. Pearse, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.