Gunn, S. E., & Ostos, Z. (1992). Dilemmas in tackling child labour: The case of scavenger children in the Philippines. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Gunn, Susan Elizabeth, e Zenaida Ostos. Dilemmas in Tackling Child Labour: The Case of Scavenger Children in the Philippines. International Labour Organization, 1992.
Citatione MLA (9a ed.)Gunn, Susan Elizabeth, e Zenaida Ostos. Dilemmas in Tackling Child Labour: The Case of Scavenger Children in the Philippines. International Labour Organization, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.