APA引文

International Trade Centre UNCTAD/GATT. (1975). Trade information classification. The Centre.

Chicago Style (17th ed.) Citation

International Trade Centre UNCTAD/GATT. Trade Information Classification. Geneva: The Centre, 1975.

MLA引文

International Trade Centre UNCTAD/GATT. Trade Information Classification. The Centre, 1975.

警告：這些引文格式不一定是100％准確.