School performance of working and non-working children a comparative study.

Ngā taipitopito rārangi puna kōrero
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Quezon City UNICEF-Assisted Joint BNFE-DECS and UP-ORC Project, College of Social Work and Community Development, University of the Philippines 1992
Ngā marau: