(1977). British librarianship and information science; 1971-1975. library Association.
Chicago Style (17th ed.) ZitazioaBritish Librarianship and Information Science; 1971-1975. London: library Association, 1977.
MLA (9th ed.) ZitazioaBritish Librarianship and Information Science; 1971-1975. library Association, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.