ஒத்த வளங்கள்: Detailed Environment Impact Assessment (DEIA) for the Proposed Sanitary Landfill in Lahat, Mukim Belanja, Majlis Daerah Batu Gajah, Perak Darul Ridzuan For Majlis Bandaraya Ipoh (Project Proponent) JUNE 2015.

தலைப்பு: Waste disposal in the ground