Harper, S. (1993). The Greening of rural policy: International perspectives. Belhaven Press ; Co-published in the Americas by Halstead Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHarper, Sarah. The Greening of Rural Policy: International Perspectives. London ; New York : New York: Belhaven Press ; Co-published in the Americas by Halstead Press, 1993.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHarper, Sarah. The Greening of Rural Policy: International Perspectives. Belhaven Press ; Co-published in the Americas by Halstead Press, 1993.
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