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A study of executive and legislative policies affecting the barangays (from R.A. 7160 to R.A. 9003).
Pubblicazione 2002Libro -
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Doon po sa amin 100 models for ecological waste management (segregating, composting and recycling)
Pubblicazione 2002Libro -
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Semirara folk poised to put up barricades to stop garbage trucks
Pubblicato in Philippine Star (2001)Articolo -
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