Matthis, R. E., & Taylor, D. (1971). Adopting the Library of Congress Classification system: A manual of methods and techniques for application or conversion. R. R. Bowker.
Lua i Stíl Chicago (17ú heag.)Matthis, Raimund E., agus Desmond Taylor. Adopting the Library of Congress Classification System: A Manual of Methods and Techniques for Application or Conversion. New York: R. R. Bowker, 1971.
Lua MLA (9ú heag.)Matthis, Raimund E., agus Desmond Taylor. Adopting the Library of Congress Classification System: A Manual of Methods and Techniques for Application or Conversion. R. R. Bowker, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.