CLIFFORD, S., SHEAGLEY, G., & PISTON, S. (2021). Increasing Precision without Altering Treatment Effects: Repeated Measures Designs in Survey Experiments. The American political science review, 115(3), 1048-1065. https://doi.org/10.1017/S0003055421000241
Chicago Style (17th ed.) CitationCLIFFORD, SCOTT, GEOFFREY SHEAGLEY, and SPENCER PISTON. "Increasing Precision Without Altering Treatment Effects: Repeated Measures Designs in Survey Experiments." The American Political Science Review 115, no. 3 (2021): 1048-1065. https://doi.org/10.1017/S0003055421000241.
MLA (9th ed.) CitationCLIFFORD, SCOTT, et al. "Increasing Precision Without Altering Treatment Effects: Repeated Measures Designs in Survey Experiments." The American Political Science Review, vol. 115, no. 3, 2021, pp. 1048-1065, https://doi.org/10.1017/S0003055421000241.