The Writing

"Introductions". The Writing Center at UNC Chapel Hill. 2010. Web. 21 Nov, 2014

 

"Teaching Tenses to ESL Students". Ehinkle.org. March 2014. Web. 23 Nov, 2014

 

The Big Bang Theory Official. "Back to the Future Grammar". Online video clip. YouTube. YouTube, 13 Oct.2014. Web. 20 Nov, 2014.

 

The Purdue OWL Family of Sites. The Writing Lab and OWL at Purdue and Purdue U, 2008. Web. 2 Dec, 2014.