Parsley, D. C., & Wei, S. (1999). Border, border, wide and far, how we wonder what you are. Public Economics, Development Research Group, World Bank.
Lua i Stíl Chicago (17ú heag.)Parsley, David C., agus Shang-Jin Wei. Border, Border, Wide and Far, How We Wonder What You Are. Washington, D.C: Public Economics, Development Research Group, World Bank, 1999.
Lua MLA (9ú heag.)Parsley, David C., agus Shang-Jin Wei. Border, Border, Wide and Far, How We Wonder What You Are. Public Economics, Development Research Group, World Bank, 1999.
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