Cite

APA
Wages III, J. E., Perry, S. P., & Bodenhausen, G. V. A normative lay theory of risk-taking. Dissertation.

Chicago/Turabian
Wages III, J. E., S. P. Perry, and G. V. Bodenhausen. “A Normative Lay Theory of Risk-Taking.” dissertation (n.d.).

MLA
Wages III, J. E., et al. “A Normative Lay Theory of Risk-Taking.” Dissertation.