Mansfield, E. (1995). Intellectual property protection, direct investment and technology transfer: Germany, Japan, and the United States. The World Bank.
শিকাগো স্টাইলে সাইটেশনMansfield, Edwin. Intellectual Property Protection, Direct Investment and Technology Transfer: Germany, Japan, and the United States. Washington, D.C: The World Bank, 1995.
এমএলএ সাইটেশনMansfield, Edwin. Intellectual Property Protection, Direct Investment and Technology Transfer: Germany, Japan, and the United States. The World Bank, 1995.
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