APA aipamena

Francis,SRS. (1990). Premier IAS Main Manual. CBS Publisheres.

Chicago Style aipamena

Francis,SRS. Premier IAS Main Manual. New delhi: CBS Publisheres, 1990.

MLA aipamena

Francis,SRS. Premier IAS Main Manual. CBS Publisheres, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.