1
by D'Efilippo, Valentina, Ball, James
Published 2016
Book
2
Published 2014
Book
3
by Agoncillo, Teodoro A.
Published 2012
Book
4
5
by Perrottet, Tony
Published 2008
Book
6
Published 2006
Book
7
8
Published in Manila Times (2006)
Article
9
Published 2006
Book
10