Snijders, T. A. B., & Bosker, R. J. (1999). Multilevel analysis: An introduction to basic and advanced multilevel modeling. Sage Publications.
芝加哥风格引文Snijders, T. A. B., 与 R. J. Bosker. Multilevel Analysis: An Introduction to Basic and Advanced Multilevel Modeling. London ; Thousand Oaks, Calif.: Sage Publications, 1999.
MLA引文Snijders, T. A. B., 与 R. J. Bosker. Multilevel Analysis: An Introduction to Basic and Advanced Multilevel Modeling. Sage Publications, 1999.
警告：这些引文格式不一定是100％准确.