Outes-Leon, I., & Dercon, S. (2009). Survey attrition and attrition bias in Young Lives. Young Lives.
芝加哥风格引文Outes-Leon, I., 与 S. Dercon. Survey Attrition and Attrition Bias in Young Lives. Young Lives, 2009.
MLA引文Outes-Leon, I., 与 S. Dercon. Survey Attrition and Attrition Bias in Young Lives. Young Lives, 2009.
警告：这些引文格式不一定是100％准确.