Oentario, Y., Harianto, A., & Irawati, J. (2017). PENGARUH USEFULNESS, EASE OF USE, RISK TERHADAP INTENTIONTO BUY ONLINEPATISSERIE MELALUI CONSUMER ATTITUDE BERBASIS MEDIA SOSIAL DI SURABAYA. Jurnal Manajemen Pemasaran, 11(1), 26-31. https://doi.org/10.9744/pemasaran.11.1.26-31