na INLIS000000000000653 20150204100606.0 978-979-769-489-0 SBPUHAT ind. 22 344.01 344.01 DAS Zainal Asikin Dasar-dasar hukum perburuhan cet.9 Jakarta : RajaGrafindo Persada, 2012 viii,283 hlm. : 21 cm. Hukum Perburuhan Agusfian Wahab Lalu Husni Zaeni Asyhadie SBPUHAT