Yeats' The Countess Cathleen opens at the Irish Literary Theatre. (2013). The History Channel website. Retrieved 4:02, May 20, 2013, from http://www.history.com/this-day-in-history/yeats-the-countess-cathleen-opens-at-the-irish-literary-theatre.
Yeats' The Countess Cathleen opens at the Irish Literary Theatre. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/yeats-the-countess-cathleen-opens-at-the-irish-literary-theatre [Accessed 20 May 2013].
“Yeats' The Countess Cathleen opens at the Irish Literary Theatre.” 2013. The History Channel website. May 20 2013, 4:02 http://www.history.com/this-day-in-history/yeats-the-countess-cathleen-opens-at-the-irish-literary-theatre.
“Yeats' The Countess Cathleen opens at the Irish Literary Theatre,” The History Channel website, 2013, http://www.history.com/this-day-in-history/yeats-the-countess-cathleen-opens-at-the-irish-literary-theatre [accessed May 20, 2013].
“Yeats' The Countess Cathleen opens at the Irish Literary Theatre,” The History Channel website, http://www.history.com/this-day-in-history/yeats-the-countess-cathleen-opens-at-the-irish-literary-theatre (accessed May 20, 2013).
Yeats' The Countess Cathleen opens at the Irish Literary Theatre [Internet]. The History Channel website; 2013 [cited 2013 May 20] Available from: http://www.history.com/this-day-in-history/yeats-the-countess-cathleen-opens-at-the-irish-literary-theatre.
Yeats' The Countess Cathleen opens at the Irish Literary Theatre, http://www.history.com/this-day-in-history/yeats-the-countess-cathleen-opens-at-the-irish-literary-theatre (last visited May 20, 2013).
Yeats' The Countess Cathleen opens at the Irish Literary Theatre. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/yeats-the-countess-cathleen-opens-at-the-irish-literary-theatre. Accessed May 20, 2013.