A. P. Elkin (juni 1967). «Review of Australian English: An Historical Study of the Vocabulary, 1788-1898 by W. S. Ramson». Oceania. Oceania Publications, University of Sydney. 37 (4): 318–319. JSTOR40329620.
merriam-webster.com
«billabong». Merriam-Webster Dictionary Online. Besøkt 29. april 2016.
questacon.edu.au
burarra.questacon.edu.au
«Rivers Continuing in Time». Burarra Gathering. Wurdeja, Ji-malawa and Yilan Aboriginal Communities. 21. juni 2006. Arkivert fra originalen 10. mai 2013. Besøkt 29. april 2015.
reference.com
dictionary.reference.com
«billabong». Dictionary.com. Dictionary.com, LLC. 2013. Besøkt 29. april 2015.
Skilton, St J. (2004). The Survey of Scottish Gaelic in Australia and New Zealand(PDF). Fribourg, Sveits: Université de Fribourg. s. 300. Arkivert fra originalen(PDF) 29. mars 2012. Besøkt 29. april 2015. «A respondent to his survey said: Bill = 'bile' = 'lip or mouth' and 'abong' is from 'abhainn' = 'river' with a parasitic 'G' added. A billabong probably has a mouth shape of sorts being at a bend in a river.»
web.archive.org
«Rivers Continuing in Time». Burarra Gathering. Wurdeja, Ji-malawa and Yilan Aboriginal Communities. 21. juni 2006. Arkivert fra originalen 10. mai 2013. Besøkt 29. april 2015.
webcitation.org
Skilton, St J. (2004). The Survey of Scottish Gaelic in Australia and New Zealand(PDF). Fribourg, Sveits: Université de Fribourg. s. 300. Arkivert fra originalen(PDF) 29. mars 2012. Besøkt 29. april 2015. «A respondent to his survey said: Bill = 'bile' = 'lip or mouth' and 'abong' is from 'abhainn' = 'river' with a parasitic 'G' added. A billabong probably has a mouth shape of sorts being at a bend in a river.»
