1. Ball, M. (1988) Rebuilding Construction. Economie Change and the British Construction Induxin; Routledge, London.
2. Ball, M. Lizieri. C. and MacGregor, B. (1998) 'The Economics of Commercial Property Markets, Routledge. London.
3. Hendershott, P., Lizieri. C. and Malysiak. G. (1997) The workings of the London office market model estimation and simulation. Real Estate Research Institute WP-63. Housing and Construction Stalistics
4. [Line 1185]Jarque, C.M. and Bera, A.K. (1987) A test for normality of observations and regression residuals, International Statistical Review 55, 163 712.
5. Key, T., MacGregor, B., Nanthakumaran, N. and Zarkesh, F. ( 1994) Economic Cycles and Property Cycles. RICS, London.