IllyasaA.; AlimudinA. Social, Personal, Cultural and Psychological Influence Analysis of Samsung Smartphone Purchase Decision at Samsung Experience Store WTC Surabaya. IJIEEB International Journal of Integrated Education, Engineering and Business eISSN 2615-1596 pISSN 2615-2312, v. 1, n. 2, p. 122-135, 30 Sep. 2018.