SUWANTO, Suwanto. PENGARUH STRATEGI PROMOSI DAN HARGA TERHADAP KEPUTUSAN PEMBELIAN PRODUK BAHAN BAKU BIJI PLASTIK PADA PT. KURNIA MAKMUR JAYA LESTARI DI GADING SERPONG. Jurnal Ekonomi Efektif, [S. l.], v. 3, n. 2, p. 145–151, 2021. DOI: 10.32493/JEE.v3i2.8731. Disponível em: https://openjournal.unpam.ac.id/index.php/JEE/article/view/8731. Acesso em: 18 aug. 2024.