APA (7 वां संस्करण) प्रशस्ति पत्र

Singapore. Customs and Excise. Annual report of the Customs and Excise, for the year. To be purchased from Govt. Publications Bureau.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Singapore. Customs and Excise. Annual Report of the Customs and Excise, for the Year. Singapore: To be purchased from Govt. Publications Bureau.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Singapore. Customs and Excise. Annual Report of the Customs and Excise, for the Year. To be purchased from Govt. Publications Bureau.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.