De Leon, Hector Jr. S. Comments and cases on obligations and contracts 4th ed/ Hector Jr. S. De Leon - 4th ed. - Manila : Rex Book Store, Inc., c2003 - xxxvi, 914 p. ; 23 cm. ISBN: 971-23-3889-4 Subjects--Topical Terms: Obligations and contracts Dewey Class. No.: 346.599 D331c 2003