Introspection: understanding the self 
Erland De Vera Palean ; Mylah Batoon Dumag Nazario ; Jonnah Belle Gallardo Valero ; Ivan Khalil Lijauco Descartin 
 - Mandaluyong City: Books Atbp. Publishing Corp.  2018 
 - x, 275p.: ill. ; 25.2cm. 
<br/><br/><label>ISBN: </label>9786214091027 
<br/><br/><label>Dewey Class. No.: </label>Fil 155.2 In61 2018