Pakistan. Ministry of Commerce & Pakistan. Central Board of Revenue. (1979). Pakistan customs tariff. Manager of Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPakistan. Ministry of Commerce और Pakistan. Central Board of Revenue. Pakistan Customs Tariff. Karachi: Manager of Publications, 1979.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPakistan. Ministry of Commerce और Pakistan. Central Board of Revenue. Pakistan Customs Tariff. Manager of Publications, 1979.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.