Seeing is believing.

प्रकाशित 2014

100 questions filipino kids ask.

प्रकाशित 2011

Exploring the unexplained the world's greatest marvels, mysteries and myths

प्रकाशित 2006

Fast facts about Philippine provinces

द्वारा Lancion, Conrado M., De Guzman, Rey
प्रकाशित 1995

The Guinness book of records 1995

प्रकाशित 1995

Pinoy trivia

द्वारा Barrameda, Rogelio
प्रकाशित 1993

The Alternative book of records

प्रकाशित 1990

Wonders of the world

प्रकाशित 1914

Guinness book of world records.