Philippines. Department of Environmental and Natural Resources. Upland Development Program & De La Salle University. Social Development Research Center. (1991). Monitoring and evaluation handbook for participatory ISF projects. Department of Environment and Natural Resources, Upland Development Program.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippines. Department of Environmental and Natural Resources. Upland Development Program و De La Salle University. Social Development Research Center. Monitoring and Evaluation Handbook for Participatory ISF Projects. Quezon City: Department of Environment and Natural Resources, Upland Development Program, 1991.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippines. Department of Environmental and Natural Resources. Upland Development Program و De La Salle University. Social Development Research Center. Monitoring and Evaluation Handbook for Participatory ISF Projects. Department of Environment and Natural Resources, Upland Development Program, 1991.