TY - BOOK AU - Immroth,John Phillip AU - Immroth,John Phillip TI - A guide to the Library of Congress classification / T2 - Library science text series SN - 0872870391 U1 - 025.433 PY - 1971/// CY - Littleton, Colo. : PB - Libraries Unlimited, KW - Classification, Library of Congress N1 - Includes bibliographical references and index ER -