Ammermüller, B. (2011). Assessing cost recovery: A new comparative framework in line with WFD Article 9. Peter Lang.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmmermüller, Britta. Assessing Cost Recovery: A New Comparative Framework in Line with WFD Article 9. Frankfurt am Main: Peter Lang, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAmmermüller, Britta. Assessing Cost Recovery: A New Comparative Framework in Line with WFD Article 9. Peter Lang, 2011.
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