APA (7th ed.) Citation

El-Said, I. ., & Parman, A. (1976). Geometric concepts in Islamic art. World of Islam Festival.

Chicago Style (17th ed.) Citation

El-Said, Issam , and Ayse Parman. Geometric Concepts in Islamic Art. London: World of Islam Festival, 1976.

MLA (9th ed.) Citation

El-Said, Issam , and Ayse Parman. Geometric Concepts in Islamic Art. World of Islam Festival, 1976.

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