Gale Research Inc & Gale (Firm). (2007). Super LCCS: Gale's Library of Congress classification schedules : combined with additions and changes through 2006. Thomson Gale.
Lua i Stíl Chicago (17ú heag.)Gale Research Inc agus Gale (Firm). Super LCCS: Gale's Library of Congress Classification Schedules : Combined with Additions and Changes Through 2006. Detroit: Thomson Gale, 2007.
Lua MLA (9ú heag.)Gale Research Inc agus Gale (Firm). Super LCCS: Gale's Library of Congress Classification Schedules : Combined with Additions and Changes Through 2006. Thomson Gale, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.