Forsyth, D. J. C. (1989). Appropriate national technology policies: A manual for their assessment. International Labour Office.
Cita Chicago (17th ed.)Forsyth, David J. C. Appropriate National Technology Policies: A Manual for Their Assessment. Geneva: International Labour Office, 1989.
Cita MLA (9th ed.)Forsyth, David J. C. Appropriate National Technology Policies: A Manual for Their Assessment. International Labour Office, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.