AshlockR. (1982). Error patterns in computation: A semi-programmed approach (3rd ed.). Columbus, OH: Charles E. Merrill.
2.
BreuningS., & ReganJ. (1978). Teaching regular class materials to special education students. Exceptional Children, 3, 180–187.
3.
BufferJ., & MillerP. (1976). The effects of selected industrial arts activities on educable mentally retarded students' achievements and retention of metric linear concepts. Journal of Industrial Teacher Education, 15, 7–12.
4.
DeshlerD.D., & SchumakerJ. B. (1986. Learning strategies: An instructional alternative for low-achieving adolescents. Exceptional Children, 52(6), 583–590.
5.
HaringN., & KrugD. (1975). Placement in regular programs: Procedures and results. Exceptional Children, 41, 413–417.
6.
HartmanC. (1979). The directive teaching instructional management system: How it can help teachers. Directive Teacher, 1, 3–5.
7.
HartwellR.WisemanD., & Van ReusenA. (1979). Modifying course content for mildly handicapped students at the secondary level. TEACHING Exceptional Children, 12(1), 28–32.
8.
McLeodT., & ArmstrongS. (1982). Learning disabilities in mathematics-skill deficits and remedial approaches at the intermediate and secondary grades. Learning Disability Quarterly5, 305–311.
9.
MercerC., & MercerA. (1985). Teaching students with learning problems. Columbus, OH: Charles E. Merrill.
SternbergL., & MauserA. (1975). The LD child and mathematics. Academic Therapy, 10, 481–488.
14.
UnderhillR.UprichardA., & HeddensJ. (1980). Diagnosing mathematical difficulties. Columbus, OH: Charles E. Merrill.
15.
VitelloS. (1976). Quantitative abilities for mentally retarded children. Education and Training of the Mentally Retarded, 11, 125–129.
16.
WangM. (1987). Toward achieving educational excellence for all students: Design and student outcomes. RASE, 8(3), 25–34.
17.
ZigmondN.SansoneJ.MillerS.DonahoeK., & KohnkeR. (1986). Teaching learning disabled students at the secondary school level. Reston, VA: The Council for Exceptional Children.