P.M. Jones, M.C. Dix, M.I. Clarke and I.G. Heggie, Understanding Travel Behaviour, Gower, Aldershot, 1983. xviii + 281 pp. £16.50. - P.B. Goodwin, J.M. Bailey, R.H. Brisbourne, M.I. Clarke, J.R. Donnison, T.E. Render and G.K. Whitley, Subsidized Public Transport and the Demand for Travel: The South Yorkshire Example, Gower, Aldershot, 1983. ix + 234 pp. £15.00. - Volume 13 Issue 2