1. Mills , Richard Charles . 1915.The Colonisation of Australia (1829–42): the Wakefield Experiment in Empire Building, 53–4. London: Sedgwick and Jackson.
2. Battye , J. S. 1924.Western Australia: A History from its Discovery to the Inauguration of the Commonwealth, 57–9. Oxford University Press.
3. Crowley , F. K. 1960.Australia's Western Third, A History of Western Australia from the first settlements to the modern times, 3London: Macmillan.
4. Bassett , Marnie . 1954.The Hentys, an Australian Colonial Tapestry, 74–5. London: Oxford University Press.
5. Blainey , Geoffrey . 1966.The Tyranny of Distance, 4–7. Melbourne: Sun Books. Bassett, op. cit., pp. 83–4; Crowley, op. cit., pp. 1–2.