APA (7th ed.) Citation

Hilal, H. S., & Sayda, A. A. (2011). An introductory course on group theory and chemical applications. Novinka.

Chicago Style (17th ed.) Citation

Hilal, Hikmat S., and Abed Al-Hafez Sayda. An Introductory Course on Group Theory and Chemical Applications. New York: Novinka, 2011.

MLA (9th ed.) Citation

Hilal, Hikmat S., and Abed Al-Hafez Sayda. An Introductory Course on Group Theory and Chemical Applications. Novinka, 2011.