APA (7th ed.) Citation

El-Hakam, S. Characterization of Manganese Oxide/Alumina Catalysts. SAGE Publishing.

Chicago Style (17th ed.) Citation

El-Hakam, S.A. Characterization of Manganese Oxide/Alumina Catalysts. SAGE Publishing.

MLA (9th ed.) Citation

El-Hakam, S.A. Characterization of Manganese Oxide/Alumina Catalysts. SAGE Publishing.

Warning: These citations may not always be 100% accurate.