APA引文

(1973). Utility gas industry in Japan 1973. Tokyo: The Japan Gas Association.

Trích dẫn kiểu Chicago

Utility Gas Industry in Japan 1973. Tokyo: The Japan Gas Association, 1973.

MLA引文

Utility Gas Industry in Japan 1973. Tokyo: The Japan Gas Association, 1973.

警告：这些引文格式不一定是100％准确.