APA (7th ed.) Citation

Gauhar & Azzam. The challenge of Islam.

Chicago Style (17th ed.) Citation

Gauhar and Azzam. The Challenge of Islam. Kuala LumpurlbA.S.Noordeenlc1978.

MLA (9th ed.) Citation

Gauhar and Azzam. The Challenge of Islam.

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