TEMPAT SAMPAH BUKA TUTUP OTOMATIS
Today, tras has become serious problem. Today the quantity of tras is to high. This is compounded by the behavior of people who often litter the place, such as in a river, the sea, even in the street. The careless disposal of garbage is very dangerous because it can be a nest of bacteria and viruses...
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| Format: | Thesis |
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[Yogyakarta] : Universitas Gadjah Mada
2014
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