1- Anderson, P. (1982). A preliminary study of syntax in the written expression of learning disabled children. Journal of Learning Disabilities. 15, 359-362.
2- Barenbaum, E. Newcomer, P. & Nodine, B. (1987). Children's ability to write stories as a function of variation in task, age, and developmental level in Hawaii. Learning Disabilities Quarterly. 10, 19-29.
3- Blair, C. & Crump, D. (1984). Studying the syntactic complexity learning disabled students in written expression. Learning Disabilities Quarterly. 7, 19-33.
4- Christenson, S., Thurlow, M. Ysseldyke, J. & McVicar, R. (1989) Written language instruction for students with learning disabilities, mildly handicapped and normally achievers. Learning Disability Quarterly. 12, 219-229.
5- Deno, S. Marston, D. & Mirkin, P. (1982). Valid measurement procedures for continuous evaluation of written expression. Exceptional Children. 48, 358-371.
6- Englert, C. & Thomas, C. (1987). Children's developing awareness of text structure in writing: A comparison between learning disabled, low achieving, and high achieving students. Learning Disability Quarterly. 10, 93-105.
7- Glenn, C. & Stein, N. (1979). An analysis of story comprehension in elementary school learning disabled children. Reading Research Quarterly. 19, 134-146.
8- Gregg. S. Raphael, T. Anderson, L. Anthony, H. & Englert, C. (1989). The comparison of written production of three types of elementary school students. Learning Disabilities Research. 5, 5-24.
9- Hauck, C. & Billingsley, B. (1989). Written expression of students with and without learning disabilities. Journal of Learning Disabilities. 22, 561-572.
10- Issacson, S. & Matton, C. (1990). An analysis of the errors in the expository writing of learning disabled students. Learning Disability Research. 16, 264-265.
11- Laughton, J. & Morris, N. (1989). Remembrance of things parsed: Story structure and recall in students with and without learning disabilities. Learning Disabilities Research. 4, 87-95.
12- MacArthur, C, & Graham, S. (1987). Learning-disabled students' compo sing under tow methods of Handwriting: Copying, and dictation. The Journal of Special Education. 21, 22-42.
13- Montague, M. Maddux, C. & Dereshiwsky, M. (1988). Story grammar and comprehension and production of narrative prose by students with learning disabilities and normally achievers. Journal of Learning Disabilities. 23, 190-197.
14- Poplin, M، Gray, Larsen, S. Banikowski, A. & Mehring, T. (1980). A comparison of components of written expression abilities in learning disabled and non-learning disabled elementary school students Diagnostic. 4, 60-74.
15- Poteet, J. (1979). Characteristics of written expression of learning disabled and non-disabled children on three grades level. Learning Disability Quarterly. 4, 60-74.