The articulatory aspects of english speaking

References

• References
•  Crystal 2006, pp. 424–426.
• "Summary by language size". Ethnologue: Languages of the World. Retrieved 10 February 2015.
• Crystal, David (2003). English as a Global Language (2nd ed.). Cambridge University Press. p. 69. ISBN 978-0-521-53032-3.
• Ryan 2013, Table 1.
• Office for National Statistics 2013, Key Points.
• National Records of Scotland 2013.
• Northern Ireland Statistics and Research Agency 2012, Table KS207NI: Main Language.
• Statistics Canada 2014.
• Australian Bureau of Statistics 2013.
• Statistics New Zealand 2014.
• Data are from national censuses conducted in 2010 or 2011 in the reported countries.
• Statistics South Africa 2012, Table 2.5 Population by first language spoken and province (number).
•  Crystal 2004b