Mankiw, N. G. (2001). Principles of economicsN. Gregory Mankiw. Harcourt College.
Lua i Stíl Chicago (17ú heag.)Mankiw, N. Gregory. Principles of EconomicsN. Gregory Mankiw. Harcourt College, 2001.
Lua MLA (8ú heag.)Mankiw, N. Gregory. Principles of EconomicsN. Gregory Mankiw. Harcourt College, 2001.
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