LIVESEY, F. (1989). A Textbook Of Economics Frank Livesey. Longman.
Lua i Stíl Chicago (17ú heag.)LIVESEY, Frank. A Textbook Of Economics Frank Livesey. Longman, 1989.
Lua MLA (8ú heag.)LIVESEY, Frank. A Textbook Of Economics Frank Livesey. Longman, 1989.
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