Freiberger, V., Steinmayr, R., & Spinath, B. (2012). Competence beliefs and perceived ability evaluations: How do they contribute to intrinsic motivation and achievement? Learning and individual differences, 22(4), .
Chicago Style (17th ed.) CitationFreiberger, Verena, Ricarda Steinmayr, and Birgit Spinath. "Competence Beliefs and Perceived Ability Evaluations: How Do They Contribute to Intrinsic Motivation and Achievement?" Learning and Individual Differences 22, no. 4 (2012).
MLA (9th ed.) CitationFreiberger, Verena, et al. "Competence Beliefs and Perceived Ability Evaluations: How Do They Contribute to Intrinsic Motivation and Achievement?" Learning and Individual Differences, vol. 22, no. 4, 2012.
Warning: These citations may not always be 100% accurate.