References

Hines, T. M. (1998). Comprehensive review of biorhythm theory. Psychological Reports, 83, 19–64.

Johnson, D. J., Cheung, F., & Donnellan, M. B. (2013). Does cleanliness influence moral judgments? A direct replication of Schnall, Benton, and Harvey (2008). Social Psychology, 45(3), 209-215. doi: 10.1027/1864-9335/a000186

Klein, R. A., Ratliff, K. A., Vianello, M., Adams, R. B., Bahník, S., Bernstein, M. J., . . . Nosek, B. A. (2013). Investigating variation in replicability: A “many labs” replication project. Social Psychology, 45(3), 142-152. doi: 10.1027/1864-9335/a000178

Popper, K. R. (2002). Conjectures and refutations: The growth of scientific knowledge. New York, NY: Routledge.

Schnall, S., Benton, J., & Harvey, S. (2008). With a clean conscience: Cleanliness reduces the severity of moral judgments. Psychological Science, 19(12), 1219-1222. doi: 10.1111/j.1467-9280.2008.02227.x

Stanovich, K. E. (2010). How to think straight about psychology (9th ed.). Boston, MA: Allyn & Bacon.