Neal, B. F. (1973). Evaluation of bridge approach roughness. California Division of Highways.
Chicago Style (17th ed.) CitationNeal, B. F. Evaluation of Bridge Approach Roughness. Sacramento: California Division of Highways, 1973.
MLA (9th ed.) CitationNeal, B. F. Evaluation of Bridge Approach Roughness. California Division of Highways, 1973.
Warning: These citations may not always be 100% accurate.