The Adult LearnerKnowles, M. S., Holton, E. F., &; Swanson, R. A. (2005). The Adult Learner (6th ed.). Elsevier.
This book examines the core principles of adult learning and the roots of andragogy, advances in adult learning, and practice in adult learning, and the importance of learning theory. Read chapters 4, 6, and 7.