Não informado. (2004). Journal of geology of the United Arab Republic. Geological Society of Egypt.
Chicagoスタイル(17版)引用形式Não informado. Journal of Geology of the United Arab Republic. Cairo: Geological Society of Egypt, 2004.
MLA(8版)引用形式Não informado. Journal of Geology of the United Arab Republic. Geological Society of Egypt, 2004.
警告: この引用は必ずしも正確ではありません.