Librero, A. D., Gendrano, P. M., & Lansigan, E. P. (1995). Abstracts of ordinances and resolutions on environment and natural resource management: Region XI: Southern Mindanao. Environment and Resource Management Project.
Citazione stile Chigago Style (17a edizione)Librero, Araceli D., Pamela M. Gendrano, e Evangeline P. Lansigan. Abstracts of Ordinances and Resolutions on Environment and Natural Resource Management: Region XI: Southern Mindanao. Laguna: Environment and Resource Management Project, 1995.
Citatione MLA (9a ed.)Librero, Araceli D., et al. Abstracts of Ordinances and Resolutions on Environment and Natural Resource Management: Region XI: Southern Mindanao. Environment and Resource Management Project, 1995.
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