Strachan. (1979). Waikato River: A Water Resources Study, Technical Committee for the Waikato River Water Resources Study. Waikato Valley Authority, National Water and Soil Conservation Organisation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रStrachan. Waikato River: A Water Resources Study, Technical Committee for the Waikato River Water Resources Study. New Zealand: Waikato Valley Authority, National Water and Soil Conservation Organisation, 1979.
एमएलए (9वां संस्करण) प्रशस्ति पत्रStrachan. Waikato River: A Water Resources Study, Technical Committee for the Waikato River Water Resources Study. Waikato Valley Authority, National Water and Soil Conservation Organisation, 1979.
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