Gale Research Inc & Gale (Firm). (2007). Super LCCS: Gale's Library of Congress classification schedules : combined with additions and changes through 2006. Thomson Gale.
Citace podle Chicago (17th ed.)Gale Research Inc a Gale (Firm). Super LCCS: Gale's Library of Congress Classification Schedules : Combined with Additions and Changes Through 2006. Detroit: Thomson Gale, 2007.
Citace podle MLA (9th ed.)Gale Research Inc a Gale (Firm). Super LCCS: Gale's Library of Congress Classification Schedules : Combined with Additions and Changes Through 2006. Thomson Gale, 2007.
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