Social Educational Research and Development, Inc. (1970). Institutional library services: A plan for the State of Illinois. American Library Association.
Lua i Stíl Chicago (17ú heag.)Social Educational Research and Development, Inc. Institutional Library Services: A Plan for the State of Illinois. [Chicago]: American Library Association, 1970.
Lua MLA (9ú heag.)Social Educational Research and Development, Inc. Institutional Library Services: A Plan for the State of Illinois. American Library Association, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.