Herbert Khosasih, Tristan Harun, Jarungjung Hutagaol and Nirwana Br Bangun 2025. Influence Of Customer Confidence, Prices And Promotionson The Purchase Decision At PT Bintang Agrokimia Utama. Jurnal Ilmiah Multidisiplin Indonesia (JIM-ID). 4, 04 (Apr. 2025), 153–159.