EdwardL. L. (1980). Curriculum modification as a strategy for helping regular classroom behavior-disordered students. Focus on Exceptional Children, 12(8), 1–11.
2.
HudsonP. J.PetersonS. K.MercerC. D., & McLeodP. (1988). Place value instruction. TEACHING Exceptional Children, 20, 72–76.
3.
SlavinR.MaddenM., & LeaveyM. (1984). Effects of cooperative learning and individualized instruction on mainstreamed students. Exceptional Children, 50, 433–434.
4.
WangM., & WalbergH. (1983). Adaptive instruction and classroom time. American Educational Research Journal, 20, 601–626.