Παραπομπή σε μορφή APA (7η εκδ.)

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

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (8th εκδ.)

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