APA (7th ed.) Citation

Al-Senan, S., & unknown. (1987). Prediction Of Head-On Accident Sites.

Chicago Style (17th ed.) Citation

Al-Senan, S.H, and unknown. Prediction Of Head-On Accident Sites. 1987.

MLA (9th ed.) Citation

Al-Senan, S.H, and unknown. Prediction Of Head-On Accident Sites. 1987.

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