Population Services International. (2013). Knowledge and attitudes of married women of reproductive age towards IUDs and MA.
芝加哥风格引文Population Services International. Knowledge and Attitudes of Married Women of Reproductive Age Towards IUDs and MA. 2013.
MLA引文Population Services International. Knowledge and Attitudes of Married Women of Reproductive Age Towards IUDs and MA. 2013.
警告：这些引文格式不一定是100％准确.