Helms, S. (1992). The "Zarqa triangle": A preliminary appraisal of protohistorical settlement pattern and demographic episodes. Studies in the history and archaeology of Jordan. Department of Antiquities, Amman, Hashemite Kingdom of Jordan - Amman. Vol. 4, 4, 129-135.
Chicago-Zitierstil (17. Ausg.)Helms, Svend. "The "Zarqa Triangle": A Preliminary Appraisal of Protohistorical Settlement Pattern and Demographic Episodes." Studies in the History and Archaeology of Jordan. Department of Antiquities, Amman, Hashemite Kingdom of Jordan - Amman. Vol. 4 4 (1992): 129-135.
MLA-Zitierstil (8. Ausg.)Helms, Svend. "The "Zarqa Triangle": A Preliminary Appraisal of Protohistorical Settlement Pattern and Demographic Episodes." Studies in the History and Archaeology of Jordan. Department of Antiquities, Amman, Hashemite Kingdom of Jordan - Amman. Vol. 4, vol. 4, 1992, pp. 129-135.