Books of Interest

Review of books: (1) Principles of Urban Transportation System Planning, B. G. Hutchinson, McGraw-Hill, New York, 1974, 444 pages, $19.50; (2) Highway Traffic Analysis and Design, R. J. Salter, Macmillan, London, 1974, 378 pages, $17.50; (3) Systems Planning and Design: Case Studies in Modeling, Optimization and Evaluation, edited by Richard de Neufville and David H. Marks, Prentice Hall Inc., Englewood Cliffs, New Jersey, 1974, 438 pp, $18.95.