Washington State University. College of Engineering. Research Division & United States. Federal Highway Administration. (1968). A study of the social, economic, and environmental impact of highway transportation facilities on urban communities.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Washington State University. College of Engineering. Research Division و United States. Federal Highway Administration. A Study of the Social, Economic, and Environmental Impact of Highway Transportation Facilities on Urban Communities. Pullman, 1968.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Washington State University. College of Engineering. Research Division و United States. Federal Highway Administration. A Study of the Social, Economic, and Environmental Impact of Highway Transportation Facilities on Urban Communities. 1968.