Borko, Harold. Indexing concepts and methods / by Harold Borko [and] Charles L. Bernier. - New York : Academic Press, 1978. - 261 p. : ill. ; 25 cm. - Library and information science. . Includes bibliographical references and index. ISBN: 0121186601 RM166.47 LCCN: 77-077229 Subjects--Topical Terms: Indexing.