Hart, L. B. (1991). Training methods that work: 17 tried and tested training methods. London : Kogan page.
Chicago-Zitierstil (17. Ausg.)Hart, Lois B. Training Methods That Work: 17 Tried and Tested Training Methods. London : Kogan page, 1991.
MLA-Zitierstil (9. Ausg.)Hart, Lois B. Training Methods That Work: 17 Tried and Tested Training Methods. London : Kogan page, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.