Feather, J. P., & McKitterick, D. (1986). The history of books and libraries: Two views. Library of Congress.
Lua i Stíl Chicago (17ú heag.)Feather, John P., agus David McKitterick. The History of Books and Libraries: Two Views. Washington: Library of Congress, 1986.
Lua MLA (9ú heag.)Feather, John P., agus David McKitterick. The History of Books and Libraries: Two Views. Library of Congress, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.