Bandura, A. (2001). Social Cognitive Theory: An Agentic Perspective. Annual Review of Psychology 52, 1–26. DOI 10.1146/annurev.psych.52.1.1.

Not read. The summary is what the work is standardly cited for, and a reading should check it first. It was registered for the question on credibility in a project memory, filed in the same contribution.