Utami, Hamidah Nayati, and Sumardjo . 2006. “FACTORS RELATED TO THE LEATHER CRAFTSMEN’S SELF-SUFFICIENCY IN THE DISTRICTS OF SIDOARDJO AND MAGETAN, EAST JAVA”. Jurnal Penyuluhan 2 (4). https://doi.org/10.25015/penyuluhan.v2i4.2114.