Spencer, D. L. (1970). Technology gap in perspective: Strategy of international technology transfer. New York: Spartan Books.
Styl ChicagoSpencer, Daniel Lloyd. Technology Gap in Perspective: Strategy of International Technology Transfer. New York: Spartan Books, 1970.
Citace podle MLASpencer, Daniel Lloyd. Technology Gap in Perspective: Strategy of International Technology Transfer. New York: Spartan Books, 1970.
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