SUJONO, Sujono. PENGEMBANGAN BALAI PENYULUHAN PERTANIAN (BPP) BANGUNTAPAN SEBAGAI MODEL. Jurnal Ilmu-Ilmu Pertanian, [S. l.], v. 23, n. 2, p. 35–46, 2016. Disponível em: https://jiip.polbangtanyoma.ac.id/index.php/jiip/article/view/141. Acesso em: 8 feb. 2025.