APA ציטוט

Sabet, A. H. (1961). Geology and mineral deposits of Gebel el Sibai area, Red Sea Hills, Egypt, U.A.R. Excelsior.

Chicago Style (17th ed.) Citation

Sabet, Atef Hassan. Geology and Mineral Deposits of Gebel El Sibai Area, Red Sea Hills, Egypt, U.A.R. Rijswijk: Excelsior, 1961.

ציטוט MLA

Sabet, Atef Hassan. Geology and Mineral Deposits of Gebel El Sibai Area, Red Sea Hills, Egypt, U.A.R. Excelsior, 1961.