Wulandari, Occa Putri Ade, Ni Made Ida Pratiwi, and Ute Chairuz M. Nasution. 2024. “PENGARUH WORD OF MOUTH, SALES PROMOTION, DAN RELATIONSHIP MARKETING TERHADAP KEPUTUSAN PEMBELIAN DI DUNKIN DONUTS CABANG RUMAH SAKIT UNAIR SURABAYA”. Journal of Economic and Economic Policy 1 (2):162-71. https://doi.org/10.61796/ijecep.v1i2.25.