APA引文

Ryan, J. C. (1994). State of the Northwest. Northwest Environment Watch.

Chicago Style (17th ed.) Citation

Ryan, John C. State of the Northwest. Seattle, Wash.: Northwest Environment Watch, 1994.

MLA引文

Ryan, John C. State of the Northwest. Northwest Environment Watch, 1994.

警告：這些引文格式不一定是100％准確.