APA (7 वां संस्करण) प्रशस्ति पत्र
Harrigan, J. J., & Johnson, W. C. (1978). Governing the Twin Cities region: The Metropolitan Council in comparative perspective. University of Minnesota Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Harrigan, John J., और William C. Johnson. Governing the Twin Cities Region: The Metropolitan Council in Comparative Perspective. Minneapolis: University of Minnesota Press, 1978.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Harrigan, John J., और William C. Johnson. Governing the Twin Cities Region: The Metropolitan Council in Comparative Perspective. University of Minnesota Press, 1978.
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