Lua APA (7ú heag.)
Diulio, E., & Lipsey, R. G. (1990). Macroeconomics (9th ed.). Harper & Row.
Lua i Stíl Chicago (17ú heag.)
Diulio, Eugene, agus Richard G. Lipsey. Macroeconomics. 9th ed. New York: Harper & Row, 1990.
Lua MLA (9ú heag.)
Diulio, Eugene, agus Richard G. Lipsey. Macroeconomics. 9th ed. Harper & Row, 1990.
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