APA引文

(1980). Butt weld pipe fittings from Japan. Washington: USITC.

Trích dẫn kiểu Chicago

Butt Weld Pipe Fittings From Japan. Washington: USITC, 1980.

MLA引文

Butt Weld Pipe Fittings From Japan. Washington: USITC, 1980.

警告：這些引文格式不一定是100％准確.