APA引文

IEA Coal Research. (1996). Annual report. NCB (IEA Services) Ltd..

Chicago Style (17th ed.) Citation

IEA Coal Research. Annual Report. London: NCB (IEA Services) Ltd., 1996.

MLA引文

IEA Coal Research. Annual Report. NCB (IEA Services) Ltd., 1996.

警告：這些引文格式不一定是100％准確.