by Giangreco, Michael F., Ed
Year of Publication 1998

by Udvari-Solner, Alice, Thousand, Jacqueline S
Published in Remedial and special education (01.05.1996)

by Udvari-Solner, Alice
Year of Publication 01.11.1992

by Brown, Lou
Published in Journal of the Association for Persons with Severe Handicaps (JASH) (01.03.1991)

by Keyes, Maureen W, Udvari-Solner, Alice
Year of Publication 01.04.1999

by Udvari-Solner, Alice, Bailey, Brent R
Year of Publication 1996