Não informado. (1892). Journal of Political Economy. University of Chicago Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Political Economy. Chicago, Ill: University of Chicago Press, 1892.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Political Economy. University of Chicago Press, 1892.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.