There are 1 book by Richard J. O'Callaghan on BookOrb. A strong starting point is Adult status of mildly retarded past-pupils from special education (1980). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Richard J. O'Callaghan written?
BookOrb lists 1 book by Richard J. O'Callaghan.
Where should I start with Richard J. O'Callaghan?
A good starting point is Adult status of mildly retarded past-pupils from special education (1980).
What is the Richard J. O'Callaghan books in order list?
In publication order: 1. Adult status of mildly retarded past-pupils from special education (1980).