Response to intervention with older students with reading difficulties.

Vaughn, S., Fletcher, J. M., Francis. D. J., Denton, C. A., Wanzek, J., Wexler, J., Romain, M. A. (2008). Response to intervention with older students with reading difficulties.  Learning and Individual Differences, 18(3), 338-345. PMCID: PMC2614270