Khan, Fazal Rahim, Osman B. Gazzaz, and Zafar Iqbal. 2016. “PERSUASION AND COMMUNICATION CAMPAIGNS: OUTLINES OF A COMMUNICATION INTERVENTION STRATEGY FOR CROWD MANAGEMENT AT ISLAMIC HOLY PLACES (MASHA’ER) DURING HAJJ”. Al-Shajarah: Journal of the International Institute of Islamic Thought and Civilization (ISTAC) 20 (2). https://doi.org/10.31436/shajarah.v20i2.328.