Long-lost Twain manuscript authenticated. (2013). The History Channel website. Retrieved 8:51, May 23, 2013, from http://www.history.com/this-day-in-history/long-lost-twain-manuscript-authenticated.
Long-lost Twain manuscript authenticated. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/long-lost-twain-manuscript-authenticated [Accessed 23 May 2013].
“Long-lost Twain manuscript authenticated.” 2013. The History Channel website. May 23 2013, 8:51 http://www.history.com/this-day-in-history/long-lost-twain-manuscript-authenticated.
“Long-lost Twain manuscript authenticated,” The History Channel website, 2013, http://www.history.com/this-day-in-history/long-lost-twain-manuscript-authenticated [accessed May 23, 2013].
“Long-lost Twain manuscript authenticated,” The History Channel website, http://www.history.com/this-day-in-history/long-lost-twain-manuscript-authenticated (accessed May 23, 2013).
Long-lost Twain manuscript authenticated [Internet]. The History Channel website; 2013 [cited 2013 May 23] Available from: http://www.history.com/this-day-in-history/long-lost-twain-manuscript-authenticated.
Long-lost Twain manuscript authenticated, http://www.history.com/this-day-in-history/long-lost-twain-manuscript-authenticated (last visited May 23, 2013).
Long-lost Twain manuscript authenticated. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/long-lost-twain-manuscript-authenticated. Accessed May 23, 2013.