1. Facebook, Twitter und Co. in Hotellerie und Gastronomie :
Author: Thomas Hinterholzer
Library: Center and Library of Islamic Studies in European Languages (Qom)
Subject: Facebook (Electronic resource),Online social networks.,Twitter.
Classification :
TX911
.
3
.
P77
T466
2013
2. Social media, crisis communication, and emergency management :
Author: Connie M. White
Library: Center and Library of Islamic Studies in European Languages (Qom)
Subject: Facebook (Electronic resource),Twitter,Emergency management,Online social networks,Social media
Classification :
HM742
.
W53
2012
