Ningtiyas, Febriana, and sukaris sukaris. 2021. “THE INFLUENCE OF PROMOTION, PRICE AND SERVICE QUALITY ON ONLINE PURCHASE DECISIONS”. Journal Universitas Muhammadiyah Gresik Engineering, Social Science, and Health International Conference (UMGESHIC) 1 (2):804-11. https://doi.org/10.30587/umgeshic.v1i2.3453.