TY - SER ED - Library of Congress. TI - LC classification, Classification Schedule SN - 9781279086612 AV - Z696 .U51 U1 - 025.4 CY - Washington PB - Library of Congress, For sale by the Cataloging Distribution Service, Library of Congress KW - Library of Congress KW - Office for Subject Cataloging Policy KW - Periodicals KW - Classification, Library of Congress ER -