Sison, Perfecto S. Personnel management in the 21st century / Perfecto S. Sison; revised by Ranulfo P. Payos, Orlando S. Zorilla - 7th ed. - Manila: Rex Book Store, c2003 - ix, 218p. Includes bibliographical references and index ISBN: 978-971-23-3724-6 Subjects--Topical Terms: Personnel management Dewey Class. No.: Fil. 658.3 Si623 2003