(1975). The slow learner in the secondary school: Principles and practices for organization. Ward Lock.
Chicago-Zitierstil (17. Ausg.)The Slow Learner in the Secondary School: Principles and Practices for Organization. London: Ward Lock, 1975.
MLA-Zitierstil (9. Ausg.)The Slow Learner in the Secondary School: Principles and Practices for Organization. Ward Lock, 1975.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.