OTEL İŞLETMELERİNDE SOSYAL MEDYANIN MÜŞTERİ E-SADAKATİ ÜZERİNE ETKİSİ: FACEBOOK ÖRNEĞİ Journal title: The Journal of International Social Research Authors: Fatih ERCAN Subject(s): Humanities, Social Sciences, Languages and Literature, Sociology