Hamberg, D. (1966). R & D: Essays on the economics of research and development. New York: Random House.
Chicago Stili AlıntıHamberg, Daniel. R & D: Essays On the Economics of Research and Development. New York: Random House, 1966.
MLA AlıntıHamberg, Daniel. R & D: Essays On the Economics of Research and Development. New York: Random House, 1966.
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