1. Daly, M., M. Campbell, G. Robson and C. Gallagher, 1992, ?Job Creation 1987?89: Preliminary Analysis by Sector?,Employment Gazette, August 1992, 387?392.
2. Gudgin, G., M. Hart, J. Fagg, E. D'Arcy and R. Keegan, 1989,Job Generation in Manufacturing Industry, 1973?86: a Comparison of Northern Ireland with the Republic of Ireland and the English Midlands. Belfast: Northern Ireland Economic Research Centre (NIERC).
3. Hart, M., 1993, ?The Labour Market Impact of New and Small Firms in Northern Ireland?, in P. Teague (ed.),The Economy of Northern Ireland: Perspectives for Structural Change, London: Lawrence and Wishart.
4. Hart, M., R. Scott, G. Gudgin and R. Keegan, 1993,Job Creation and Small Firms: An Economic Evaluation of Job Creation in Small Firms assisted by the Northern Ireland Local Enterprise Development Unit (LEDU), Belfast: NIERC.
5. Hitchens, D. M. W. N. and P. N. O'Farrell, 1987, ?The Comparative Performance of Small Manufacturing Firms in Northern Ireland and South East England?,Regional Studies 21(6), 547?553.