Zettel, R. M., & Carll, R. R. (1962). Summary review of major metropolitan area transportation studies in the United States: Prepared as information for the California Division of Highways in connection with the development of a prospectus for a comprehensive transportation study in the San Francisco Bay area. University of California.
Chicago Style (17th ed.) CitationZettel, Richard M., and Richard R. Carll. Summary Review of Major Metropolitan Area Transportation Studies in the United States: Prepared as Information for the California Division of Highways in Connection with the Development of a Prospectus for a Comprehensive Transportation Study in the San Francisco Bay Area. Berkeley: University of California, 1962.
MLA (9th ed.) CitationZettel, Richard M., and Richard R. Carll. Summary Review of Major Metropolitan Area Transportation Studies in the United States: Prepared as Information for the California Division of Highways in Connection with the Development of a Prospectus for a Comprehensive Transportation Study in the San Francisco Bay Area. University of California, 1962.