APA (7th ed.) Zitazioa
Singh, D. (2015). Enterprise resource planning systems: Business application (ERP-systems) (2nd ed.). Dhanpat Rai.
Chicago Style (17th ed.) Zitazioa
Singh, Deepali. Enterprise Resource Planning Systems: Business Application (ERP-systems). 2nd ed. New Delhi: Dhanpat Rai, 2015.
MLA (9th ed.) Zitazioa
Singh, Deepali. Enterprise Resource Planning Systems: Business Application (ERP-systems). 2nd ed. Dhanpat Rai, 2015.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.