De Leon, Hector S.   <br/><br/>
The law on obligations and contracts/ 
De Leon, Hector S., De Leon, Hector M., Jr. 
 - Twelfth edition 
 - Quezon City;  Rex Printing Company, Inc.,  c2021. 
 - xxii;  453 pages 
<br/><br/><label>ISBN: </label>9786210404302 
<br/><br/><label>Dewey Class. No.: </label>346.07