1. Earl, Logan and "Indonesia"
2. The Australian encyclopaedia, 324Sydney: Angus and Robertson. n.d., III,
3. 1837.The Eastern seas, or Voyages and adventures in the Indian Archipelago in 1832–33–34, 14London: Wm. H. Allen and Co. [Reprinted with introduction by C.M. Turnbull. Singapore, Kuala Lumpur, etc.: Oxford University Press, 1971. (Oxford in Asia Historical Reprints.)]