Adam Jordan Almaliky and Sunarta (2025) “THE EFFECT OF PRODUCT, PRICE, AND PROMOTION ELEMENTS ON SALES VOLUME OF CLASS 3 PRODUCTS IN THE TOYOTA MATERIAL HANDLING DIVISION (Case Study at PT Traktor Nusantara)”, Journal of Marketing Management Research (JMMR), 1(1), pp. 30–37. Available at: https://journal.uny.ac.id/publications/jmmr/article/view/951 (Accessed: 5 July 2025).