APA引文

Dammag, S. A. Q. (2005). A study on United States-Yemen relations (1990-2002).

Chicago Style (17th ed.) Citation

Dammag, Salwa Ahmed Qasem. A Study on United States-Yemen Relations (1990-2002). 2005.

MLA引文

Dammag, Salwa Ahmed Qasem. A Study on United States-Yemen Relations (1990-2002). 2005.

警告：这些引文格式不一定是100％准确.