Lua APA (7ú heag.)

Korey, E. L., & Runge, E. J. (1939). Economics: Principles and problems. Longmans, Green and Co..

Lua i Stíl Chicago (17ú heag.)

Korey, Edward L., agus Edmond Joseph Runge. Economics: Principles and Problems. New York: Longmans, Green and Co., 1939.

Lua MLA (8ú heag.)

Korey, Edward L., agus Edmond Joseph Runge. Economics: Principles and Problems. Longmans, Green and Co., 1939.

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