References
- (1972) Children with Learning Disabilities, Quebec Association of Families with Slow Learners, Montreal
- Bell, Peter (1970) Basic Teaching for Slow Learners, Muller Educational, London
- Johnson, G. Orville (1963) Education for the Slow Learners,, Prentice-Hall, Inc., Englewood Cliffs, N. J.
- Kolstoe, Oliver P. (1970) Teaching Educable Mentally Handicapped Children, Holt-Rinehart and Winston, New York