Analisis pelaksanaan perlindungan lingkungan dalam gerakan fair trade studi kasus petani kopi anggota koperasi permata Gayo kabupaten Bener Meriah Nanggroe Aceh Darussalam = Analysis of environmental protection in fair trade movement case study coffee farmers under Permata Gayo cooperative in the regency of Bener Meriah Nanggroe Aceh Darussalam / Fahnia Chairawaty - Fahnia Chairawaty, author (2013)