Book
Vermaas, P., P. Kroes, I. Van de Poel, M. Franssen, and W. Houkes,
"A Philosophy of Technology: From Technical Artefacts to Sociotechnical Systems",
Synthesis Lectures on Engineers, Technology and Society, San Rafael, CA, Morgan & Claypool, 2011.
Recent Data on Scientists and Engineers in Industrialized Countries, Washington, D.C., U.S. Dept. of Commerce, Bureau of the Census, Center for International Research, 1988.
Way, P. O., and E. Jamison,
Scientists and Engineers in Industrialized Countries: A comparison of characteristics for France, West Germany, Japan, the United Kingdom, and the United States, Washington, D.C., U.S. Dept. of Commerce, Bureau of the Census, Center for International Research, 1986.