Não informado. (1999). Research in the New Zealand Department of Agriculture. New Zealand Department of Agriculture, Research Division.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Research in the New Zealand Department of Agriculture. Wellington: New Zealand Department of Agriculture, Research Division, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Research in the New Zealand Department of Agriculture. New Zealand Department of Agriculture, Research Division, 1999.
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