APA aipamena

Shashi Bhushan. (1976). The Warsaw Treaty. Progressive people sector.

Chicago Style aipamena

Shashi Bhushan. The Warsaw Treaty. New Delhi: Progressive people sector, 1976.

MLA aipamena

Shashi Bhushan. The Warsaw Treaty. Progressive people sector, 1976.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.