De Leon, Hector S. Administrative law : text and cases / Hector S. De Leon and Hector M. De Leon, Jr. - 6th edition. - Manila, Philippines : Rex Book Store, c2010. - xi, 460 pages : 24 cm. Includes bibliographical references and index. ISBN: 9789712356704 LCCN: 2011308140 Subjects--Topical Terms: Administrative law--Philippines--Cases. LC Class. No.: KPM2450 / .D4 2010