Leon, A. (2008). ERP- demystified (Ed.2.). Tata McGraw-Hill.
Chicago Style aipamenaLeon, Alexis. ERP- Demystified. Ed.2. New Delhi: Tata McGraw-Hill, 2008.
MLA aipamenaLeon, Alexis. ERP- Demystified. Ed.2. Tata McGraw-Hill, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.