Gaag, N. v. d. (2014). Because I am a girl: The state of the world's girls 2014. Plan.
芝加哥风格引文Gaag, Nikki van der. Because I Am a Girl: The State of the World's Girls 2014. Working, Surrey, United Kingdom: Plan, 2014.
MLA引文Gaag, Nikki van der. Because I Am a Girl: The State of the World's Girls 2014. Plan, 2014.
警告：这些引文格式不一定是100％准确.