Los, Bettelou. "Introduction." The Rise of the To-Infinitive. : Oxford University Press, 2005-01-20. Oxford Scholarship Online. 2007-09-01. Date Accessed 21 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199274765.001.0001/acprof-9780199274765-chapter-1>.
Los, B.(2005-01-20). Introduction. In The Rise of the To-Infinitive. : Oxford University Press. Retrieved 21 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199274765.001.0001/acprof-9780199274765-chapter-1.
Los, Bettelou. "Introduction." In The Rise of the To-Infinitive. : Oxford University Press, 2005-01-20. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199274765.001.0001/acprof-9780199274765-chapter-1.
Los B. Introduction. In: Los B. The Rise of the To-Infinitive. Oxford University Press; 2005. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199274765.001.0001/acprof-9780199274765-chapter-1. Accessed May 21, 2013.