4 1 50 Telaah dari Aspek Perbandingan Hukum Perdata Menurut Common Law System, Civil Law System dan Hukum Perdata Indonesia Sigit Irianto Primary Author mixed material 2010 WhatsApp_Image_2023-02-03_at_10.51.47%281%29.jpeg.jpeg Sigit Irianto Primary Author Darmawan Tri Budi Utomo Primary Author Heri Purnomo Primary Author Heri Handoko Primary Author mixed material 2006 WhatsApp_Image_2023-02-01_at_12.15.31.jpeg.jpeg Sigit Irianto Primary Author Darmawan Tri Budi Utomo Primary Author Heri Purnomo Primary Author Anggraeni E. K Primary Author mixed material 2011 WhatsApp_Image_2023-01-31_at_14.20.00%281%29.jpeg.jpeg Sigit Irianto Primary Author Darmawan Tri Budi Utomo Primary Author Heri Purnomo Primary Author Anggraen Endah K Primary Author mixed material 2012 WhatsApp_Image_2023-01-31_at_14.20.06.jpeg.jpeg