Long, D. E. (1979). The Hajj today: A survey of the contemporary pilgrimage to Makkah. State University of New York Press.
Citazione stile Chigago Style (17a edizione)Long, David Edwin. The Hajj Today: A Survey of the Contemporary Pilgrimage to Makkah. Albany: State University of New York Press, 1979.
Citatione MLA (9a ed.)Long, David Edwin. The Hajj Today: A Survey of the Contemporary Pilgrimage to Makkah. State University of New York Press, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.