Qayyum, T. I., & unknown. (1983). Validity and use of traffic conflict technique: A study in the Kingdom of Saudi Arabia.
Chicago Style (17th ed.) CitationQayyum, Tanvir Iqbal, and unknown. Validity and Use of Traffic Conflict Technique: A Study in the Kingdom of Saudi Arabia. 1983.
MLA (9th ed.) CitationQayyum, Tanvir Iqbal, and unknown. Validity and Use of Traffic Conflict Technique: A Study in the Kingdom of Saudi Arabia. 1983.
Warning: These citations may not always be 100% accurate.