Lua APA (7ú heag.)

Não informado. (2004). Journal of geology of the United Arab Republic. Geological Society of Egypt.

Lua i Stíl Chicago (17ú heag.)

Não informado. Journal of Geology of the United Arab Republic. Cairo: Geological Society of Egypt, 2004.

Lua MLA (8ú heag.)

Não informado. Journal of Geology of the United Arab Republic. Geological Society of Egypt, 2004.

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