Illinois Office of Education. (1979). Rules and regulations to govern the administration and operation of special education. State Board of Education, Illinois Office of Education.
Citazione stile Chigago Style (17a edizione)Illinois Office of Education. Rules and Regulations to Govern the Administration and Operation of Special Education. [Springfield, Ill.]: State Board of Education, Illinois Office of Education, 1979.
Citatione MLA (9a ed.)Illinois Office of Education. Rules and Regulations to Govern the Administration and Operation of Special Education. State Board of Education, Illinois Office of Education, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.