APA aipamena

Safdar Mahmood. (1971). Pay your own income tax. Caravan Book House.

Chicago Style aipamena

Safdar Mahmood. Pay Your Own Income Tax. Lahore: Caravan Book House, 1971.

MLA aipamena

Safdar Mahmood. Pay Your Own Income Tax. Caravan Book House, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.