Spencer, D. L. (1967). The transfer of technology to developing countries. New York: Frederick A. Praeger Publishers.
Chicago-tyylinen lähdeviittausSpencer, Daniel L. The Transfer of Technology to Developing Countries. New York: Frederick A. Praeger Publishers, 1967.
MLA-viiteSpencer, Daniel L. The Transfer of Technology to Developing Countries. New York: Frederick A. Praeger Publishers, 1967.
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