Ortega, Antonio I <br/><br/>
National internal revenue code of 1997 :   annotated / 
Antonio I. Ortega. 
 - 1st ed. 
 - Quezon City :  Central Book Supply,  c2006. 
 - 2 v.  :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>9710354965  9710354957  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Taxation Law and legislation  Philippines. <br/>Tax administration and procedure Philippines. 
<br/><br/><label>LC Class. No.: </label>KPM2784.31977  / .O77 2006