PENGARUH BIAYA PROMOSI TERHADAP VOLUME PENJUALAN MOTOR BEKAS DI SHORUM BUDI MOTOR KOTA BENGKULU. JAZ [Internet]. 2019 Jul. 23 [cited 2024 Jul. 3];2(1):72-86. Available from: https://journals.unihaz.ac.id/index.php/jaz/article/view/816