Authors: Harkins, SG White, PH Utman, CH

Citation: Sg. Harkins et al., The role of internal and external sources of evaluation in motivating taskperformance, PERS SOC PS, 26(1), 2000, pp. 100-117

Authors: Nordstrom, BL Kinnunen, T Utman, CH Krall, EA Vokonas, PS Garvey, AJ

Citation: Bl. Nordstrom et al., Predictors of continued smoking over 25 years of follow-up in the normative aging study, AM J PUB HE, 90(3), 2000, pp. 404-406