Gaya APA

Estes, W, B, H, G, E. (1981). Managing the Building-level School Library Media Program . : Chicago : American Association of School Librarians, American Library Association.

Gaya MLA

Estes, Warren, B., Hicks;, Glenn, E.. "Managing the Building-level School Library Media Program". : Chicago : American Association of School Librarians, American Library Association, 1981. Text.