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Lua i Stíl Chicago (17ú heag.)University of the Philippines (Manila). College of Public Administration agus Administrative Development Center. Zamboanga Del Sur Development Project: Institutionalization and Manpower Development Study. Manila: Philippine-Australian Development Assistance Programme, 1982.
Lua MLA (9ú heag.)University of the Philippines (Manila). College of Public Administration agus Administrative Development Center. Zamboanga Del Sur Development Project: Institutionalization and Manpower Development Study. Philippine-Australian Development Assistance Programme, 1982.