Griffiths, A. (2012). Applied economics (50th.). Financial Times Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Griffiths, Alan. Applied Economics. 50th. UK: Financial Times Prentice Hall, 2012.
Lua MLA (9ú heag.)Griffiths, Alan. Applied Economics. 50th. Financial Times Prentice Hall, 2012.
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