APA (7 वां संस्करण) प्रशस्ति पत्र
Diefendorf, J. M., & Dorsey, K. (2005). City, country, empire: Landscapes in environmental history. University of Pittsburgh Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Diefendorf, Jeffry M., और Kurkpatrick Dorsey. City, Country, Empire: Landscapes in Environmental History. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Diefendorf, Jeffry M., और Kurkpatrick Dorsey. City, Country, Empire: Landscapes in Environmental History. University of Pittsburgh Press, 2005.
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