Intervention units.
Contributors: Washington (State). Superintendent of Public Instruction. Special Education Section.
Series: Regulatory guidance letter / Office of Superintendent of Public Instruction, Special Education Section -- 93-008.; Regulatory guidance letter (Washington (State). Office of the Superintendent of Public Instruction. Special Education Section) -- 93-008.
Publisher: Office of Superintendent of Public Instruction, Special Education Section
Published: 1993
Place of publication: Olympia, WA
Language: eng
Subjects: Special education -- Law and legislation -- United States; Special education -- Law and legislation -- Washington (State)
Notes: "September 22, 1993"--Cover.