American Association of School Librarians. Knapp School Libraries Project. (1967). Impact: The school library and the instructional program, a report on phase I of the Knapp School Libraries Project. American Library Association.
Chicago-referens (17:e uppl.)American Association of School Librarians. Knapp School Libraries Project. Impact: The School Library and the Instructional Program, a Report on Phase I of the Knapp School Libraries Project. Chicago: American Library Association, 1967.
MLA-referens (9:e uppl.)American Association of School Librarians. Knapp School Libraries Project. Impact: The School Library and the Instructional Program, a Report on Phase I of the Knapp School Libraries Project. American Library Association, 1967.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.