KNOWLES, M. S. H. (2005). The adult learner: : the definitive classic in adult education and human resource development. Elsevier.
芝加哥风格引文KNOWLES, Malcom S. HOLTON. The Adult Learner: : The Definitive Classic in Adult Education and Human Resource Development. Elsevier, 2005.
MLA引文KNOWLES, Malcom S. HOLTON. The Adult Learner: : The Definitive Classic in Adult Education and Human Resource Development. Elsevier, 2005.
警告：这些引文格式不一定是100％准确.