APA (7th ed.) Citation

Al-Kaltham, I. A., & unknown. (1998). Evaluation and comparison of Ingternet firewalls.

Chicago Style (17th ed.) Citation

Al-Kaltham, Ibrahim Abdul-Rahman, and unknown. Evaluation and Comparison of Ingternet Firewalls. 1998.

MLA (9th ed.) Citation

Al-Kaltham, Ibrahim Abdul-Rahman, and unknown. Evaluation and Comparison of Ingternet Firewalls. 1998.

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