Gibbons, M. A. (2002). The self directed learning handbook: Challenging adolescent students to excel.
Chicago ZitierstilGibbons, Maurice; Author. The Self Directed Learning Handbook: Challenging Adolescent Students to Excel. San Francisco, Jossey-Bass Inc, 2002.
MLA ZitierstilGibbons, Maurice; Author. The Self Directed Learning Handbook: Challenging Adolescent Students to Excel. 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.