记录引文

APA引文
Spencer, W. (1996). The Middle East (6th. ed.). Dushkin.
芝加哥风格引文
Spencer, William. The Middle East. 6th. ed. Guilford: Dushkin, 1996.
MLA引文
Spencer, William. The Middle East. 6th. ed. Dushkin, 1996.
警告:这些引文格式不一定是100%准确.