APA引文

Economics and Social Council. (1971). The sea: Mineral resources of the sea; report of the secretary- general. England: United Nations.

Trích dẫn kiểu Chicago

Economics and Social Council. The Sea: Mineral Resources of the Sea; Report of the Secretary- General. England: United Nations, 1971.

MLA引文

Economics and Social Council. The Sea: Mineral Resources of the Sea; Report of the Secretary- General. England: United Nations, 1971.

警告：这些引文格式不一定是100％准确.