Pengaruh pemasangan label pada minuman Kemasan Plastik terhadap jumlah samapah plastik di SMP 15 Yogyakarta
| Main Author: | ISNAENI, Mohammad Agung |
|---|---|
| Format: | Serial |
| Language: | Indonesian |
| Published: |
Yogyakarta
[s.n]
1995
|
| Subjects: |