APA aipamena

Direct tax bulletin. Vol.18, 1980. Nirikshan Nideshalaya.

Chicago Style aipamena

Direct Tax Bulletin. Vol.18, 1980. New Delhi: Nirikshan Nideshalaya.

MLA aipamena

Direct Tax Bulletin. Vol.18, 1980. Nirikshan Nideshalaya.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.