Markusen, J. R., & Maskus, K. E. (2001). A unified approach to intra-industry trade and direct foreign investment. National Bureau of Economic Research.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMarkusen, James R., और Keith E. Maskus. A Unified Approach to Intra-industry Trade and Direct Foreign Investment. Cambridge: National Bureau of Economic Research, 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMarkusen, James R., और Keith E. Maskus. A Unified Approach to Intra-industry Trade and Direct Foreign Investment. National Bureau of Economic Research, 2001.
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