ebrary, Inc, & Drukker, D. M. (2011). Missing data methods: Cross-sectional methods and applications. Emerald Group Pub..
芝加哥风格引文ebrary, Inc, 与 David M. Drukker. Missing Data Methods: Cross-sectional Methods and Applications. Bingley [England]: Emerald Group Pub., 2011.
MLA引文ebrary, Inc, 与 David M. Drukker. Missing Data Methods: Cross-sectional Methods and Applications. Emerald Group Pub., 2011.
警告：这些引文格式不一定是100％准确.