Guo, S., & Fraser, M. W. (2015). Propensity score analysis : statistical methods and applications / Shenyang Guo, Washington University in St. Louis, Mark W. Fraser, University of North Carolina at Chapel Hill: Statistical methods and applications (Second edition.). SAGE.
Chicago Style (17th ed.) CitationGuo, Shenyang, and Mark W. Fraser. Propensity Score Analysis : Statistical Methods and Applications / Shenyang Guo, Washington University in St. Louis, Mark W. Fraser, University of North Carolina at Chapel Hill: Statistical Methods and Applications. Second edition. Los Angeles: SAGE, 2015.
MLA (9th ed.) CitationGuo, Shenyang, and Mark W. Fraser. Propensity Score Analysis : Statistical Methods and Applications / Shenyang Guo, Washington University in St. Louis, Mark W. Fraser, University of North Carolina at Chapel Hill: Statistical Methods and Applications. Second edition. SAGE, 2015.