"model, n. and adj." OED Online. Oxford University Press, March 2018. Web. 22 April 2018.

"model, n. and adj." OED Online, Oxford University Press, March 2018, www.oed.com/viewdictionaryentry/Entry/120577. Accessed 22 April 2018.

"model, n. and adj.". OED Online. March 2018. Oxford University Press. http://www.oed.com/viewdictionaryentry/Entry/120577?print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print&print (accessed April 22, 2018).