Landau, T. (1966). Encyclopedia of librarianship (3rd ed.). Bowes and Bowes.
Lua i Stíl Chicago (17ú heag.)Landau, Thomas. Encyclopedia of Librarianship. 3rd ed. London: Bowes and Bowes, 1966.
Lua MLA (9ú heag.)Landau, Thomas. Encyclopedia of Librarianship. 3rd ed. Bowes and Bowes, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.