Model intervensi pada penanggulangan bencana banjir di DKI Jakarta : studi pengembangan masyarakat lokal melalui program siaga bencana berbasis masyarakat (SIBAT) di Kelurahan Bidara Cina Jakarta Timur = Acommunity intervention model in flood disaster management in DKI Jakarta : study of local community development through community based disaster preparedness programme (SIBAT) in East Jakarta Kelurahan Bidara Cina / Agus Purwanto