{!! Form::select('wilayah_id[]',$wilayah,isset($npa)?$npa->wilayah->pluck('id'):null,['class'=>'form-control wilayah','id'=>'example-text-input','multiple'=>'multiple']) !!}
{!! Form::number('volume_awal',null,['class'=>'form-control','id'=>'example-text-input','placeholder'=>'batas bawah']) !!}
{!! Form::number('volume_akhir',null,['class'=>'form-control','id'=>'example-text-input','placeholder'=>'batas atas']) !!}