Treatment Outcomes for Students with Learning Disabilities: How Important Are Internal and External Validity?
Simmerman, S., Swanson, H. L.Volume:
34
Langue:
english
Journal:
Journal of Learning Disabilities
DOI:
10.1177/002221940103400303
Date:
May, 2001
Fichier:
PDF, 1.36 MB
english, 2001