YASID, HAMDAN. “ANALISIS PEMASARAN JERUK DI KECAMATAN MUARA LEMBU KABUPATEN KUANTAN SINGINGI”. Jurnal Ilmiah Pertanian, vol. 5, no. 2, Aug. 2009, pp. 1-7, https://doi.org/10.31849/jip.v5i2.1387.