Aprianti, Ervina, Budi Suharjo, and Istiqlaliyah Muflikhati. 2015. “POSITIONING PUPUK HAYATI (STUDI KASUS PT. KARYA ANUGRAH RUMPIN)”. Jurnal Manajemen & Agribisnis 12 (2), 106. https://doi.org/10.17358/jma.12.2.106.