APA引文

Green, S. H. (1949). Industrial coal available to Pacific Northwest industries. Raw Materials Survey.

Chicago Style (17th ed.) Citation

Green, Stephen H. Industrial Coal Available to Pacific Northwest Industries. Portland, Or.: Raw Materials Survey, 1949.

MLA引文

Green, Stephen H. Industrial Coal Available to Pacific Northwest Industries. Raw Materials Survey, 1949.

警告：這些引文格式不一定是100％准確.