Widodo, I.M.T. and Dwiyanto, B.S. 2016. Kinerja Koperasi PRIMKOPPOL Resor Gunung Kidul. Jurnal Maksipreneur: Manajemen, Koperasi, dan Entrepreneurship. 5, 2 (Jun. 2016), 27–37. DOI:https://doi.org/10.30588/jmp.v5i2.161.