Ṣābir, Ğ. M. K. (1993). Geochemistry and tectonic significance of the Pan-African el-Sibai Window, central eastern desert, Egypt: German Egyptian cooperation in scientific research and technological development. Forschungszentrum Jülich, Zentralbibliothek.
Chicago Style (17th ed.) CitationṢābir, Ğamāl Muḥammad Kamāl-ad-Dīn. Geochemistry and Tectonic Significance of the Pan-African El-Sibai Window, Central Eastern Desert, Egypt: German Egyptian Cooperation in Scientific Research and Technological Development. Jülich: Forschungszentrum Jülich, Zentralbibliothek, 1993.
MLA (9th ed.) CitationṢābir, Ğamāl Muḥammad Kamāl-ad-Dīn. Geochemistry and Tectonic Significance of the Pan-African El-Sibai Window, Central Eastern Desert, Egypt: German Egyptian Cooperation in Scientific Research and Technological Development. Forschungszentrum Jülich, Zentralbibliothek, 1993.