1. Revision;United Nations,1988
2. Homeless near a thousand homes;Jacobson;People, IPPF Review,1990
3. The Situation of Youth in the 1980s and Prospects and Challenges for the Year 2000;United Nations,1986
4. Abandoned and street children;Morch;UNICEF Ideas Forum.,1984
5. Situation study on abandoned and street children in Olongapo City;Columban College,1985