De Leon, Hector S. <br/><br/>
The law on obligations and contracts / 
Hector S. De Leon, Hector M. De Leon, Jr. 
 - 2011 revised ed. 
 - Manila :  REX Book Store,  2011. 
 - 465 p. ; 22 cm 
<br/><br/><label>ISBN: </label>9789712360046 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Obligation (Law)--Philippines<br/>Contracts--Philippines