Coombs, R., Saviotti, P., & Walsh, V. (1987). Economics and technological change. Rowman & Littlefield.
Cita Chicago (17th ed.)Coombs, Rod, Paolo Saviotti, i Vivien Walsh. Economics and Technological Change. Totowa, N.J.: Rowman & Littlefield, 1987.
Cita MLA (9th ed.)Coombs, Rod, et al. Economics and Technological Change. Rowman & Littlefield, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.