Spesifikasi bahan bangunan-bagian A bahan bangunan bukan logam
Indonesia. Badan Standardisasi NasionalUnknown
Badan Standardisasi Nasional (Jakarta, [2002]) (ind) IndonesianUnknownStandar nasional Indonesia (SNI)UnknownNONFERROUS METALS (BUILDING MATERIALS)-STANDARDS-INDONESIA; Box 10/376; Unknown