TY - BOOK AU - Gersten,Russell AU - Schiller,Ellen P. AU - Vaughn,Sharon TI - Contemporary special education research : syntheses of the knowledge base on critical instructional issues T2 - LEA series on special education and disability SN - 080582880X / AV - LC4019 C743 2000 PY - 2000/// CY - Mahwah, N.J. PB - L. Erlbaum Associates KW - Special education KW - Research KW - United States KW - Methodology KW - Meta-analysis KW - People with disabilities KW - Education ER -