APA aipamena

Kumar,Purushottam. (2014). General knowledge. C L Media.

Chicago Style aipamena

Kumar,Purushottam. General Knowledge. Roorkee: C L Media, 2014.

MLA aipamena

Kumar,Purushottam. General Knowledge. C L Media, 2014.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.