APA引文

Roberts, J. R. (2010). Showdown in Cheyenne. Berkley Pub Group.

Chicago Style (17th ed.) Citation

Roberts, J. R. Showdown in Cheyenne. Berkley Pub Group, 2010.

MLA引文

Roberts, J. R. Showdown in Cheyenne. Berkley Pub Group, 2010.

警告：這些引文格式不一定是100％准確.