Saw, S. (1974). The use of the Brussels tariff nomenclature in Singapore. National Statistical Commission.
Chicago-referens (17:e uppl.)Saw, Swee-Hock. The Use of the Brussels Tariff Nomenclature in Singapore. Singapore: National Statistical Commission, 1974.
MLA-referens (8:e uppl.)Saw, Swee-Hock. The Use of the Brussels Tariff Nomenclature in Singapore. National Statistical Commission, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.