Analisis yuridis terhadap tindakan anti berserikat (union busting) pengusaha berdasarkan putusan pengadilan hubungan industrial tentang pemutusan hubungan kerja (phk) yang diajukan oleh pekerja (studi kasus terhadap putusan mahkamah agung nomor 2014k/Pid. = Analysis Of The Juridical The Union Busting Act Employer Based On Industrial Relationship Court Decision About Termination Of Employement Workers Filed (Case Study Against The Supreme Court Decision Number 2014k / Pid.Sus / 2012)