Al-Barrak, S. A., & unknown. (1982). Improving water resistance of asphalt concrete in Saudi Arabia.
Chicago Style (17th ed.) CitationAl-Barrak, Saleh A., and unknown. Improving Water Resistance of Asphalt Concrete in Saudi Arabia. 1982.
MLA (9th ed.) CitationAl-Barrak, Saleh A., and unknown. Improving Water Resistance of Asphalt Concrete in Saudi Arabia. 1982.
Warning: These citations may not always be 100% accurate.