APA (7 वां संस्करण) प्रशस्ति पत्र

Bortis, H. (1997). Institutions, behaviour and economic theory: A contribution to classical-Keynesian political economy. Cambridge University Press.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Bortis, Heinrich. Institutions, Behaviour and Economic Theory: A Contribution to Classical-Keynesian Political Economy. Cambridge University Press, 1997.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Bortis, Heinrich. Institutions, Behaviour and Economic Theory: A Contribution to Classical-Keynesian Political Economy. Cambridge University Press, 1997.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.