Kedudukan pembeli atas tanah yang dijaminkan dalam suatu perjanjian kredit antara penjual dan kreditur (studi kasus putusan Mahkamah Agung Republik Indonesia Nomor 840 K/Pdt/2005) tertanggal 26 April 2006 = Status of the purchaser of a land that being pledged by a loan agreement between the seller and the creditor case study on the verdict of the supreme court of the republic of indonesia Number 840 K/Pdt/2005 dated April 26 2006