Lange, O. R. (1964). On political economy and econometrics: Essays in honour of Oskar Lange. Polish Scientific Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLange, Oscar Richard. On Political Economy and Econometrics: Essays in Honour of Oskar Lange. Warszawa: Polish Scientific Publishers, 1964.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLange, Oscar Richard. On Political Economy and Econometrics: Essays in Honour of Oskar Lange. Polish Scientific Publishers, 1964.
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