Pinoy invents post-harvest solar drying tray. IN Science & Technology. The Philippine Star.
Chicago-viite (17. p.)"Pinoy Invents Post-harvest Solar Drying Tray. IN Science & Technology." The Philippine Star .
MLA-viite (9. p.)"Pinoy Invents Post-harvest Solar Drying Tray. IN Science & Technology." The Philippine Star, .
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