Safdar Mahmood. (1971). Pay your own income tax. Caravan Book House.
Lua i Stíl Chicago (17ú heag.)Safdar Mahmood. Pay Your Own Income Tax. Lahore: Caravan Book House, 1971.
Lua MLA (8ú heag.)Safdar Mahmood. Pay Your Own Income Tax. Caravan Book House, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.