Heimann, E. (1945). History of economic doctrines - An introduction to economic theory. oxford university press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHeimann, Eduard. History of Economic Doctrines - An Introduction to Economic Theory. London: oxford university press, 1945.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHeimann, Eduard. History of Economic Doctrines - An Introduction to Economic Theory. oxford university press, 1945.
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