German general Erich Ludendorff resigns . (2013). The History Channel website. Retrieved 3:56, May 25, 2013, from http://www.history.com/this-day-in-history/german-general-erich-ludendorff-resigns.
German general Erich Ludendorff resigns . [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/german-general-erich-ludendorff-resigns [Accessed 25 May 2013].
“German general Erich Ludendorff resigns .” 2013. The History Channel website. May 25 2013, 3:56 http://www.history.com/this-day-in-history/german-general-erich-ludendorff-resigns.
“German general Erich Ludendorff resigns ,” The History Channel website, 2013, http://www.history.com/this-day-in-history/german-general-erich-ludendorff-resigns [accessed May 25, 2013].
“German general Erich Ludendorff resigns ,” The History Channel website, http://www.history.com/this-day-in-history/german-general-erich-ludendorff-resigns (accessed May 25, 2013).
German general Erich Ludendorff resigns [Internet]. The History Channel website; 2013 [cited 2013 May 25] Available from: http://www.history.com/this-day-in-history/german-general-erich-ludendorff-resigns.
German general Erich Ludendorff resigns , http://www.history.com/this-day-in-history/german-general-erich-ludendorff-resigns (last visited May 25, 2013).
German general Erich Ludendorff resigns . The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/german-general-erich-ludendorff-resigns. Accessed May 25, 2013.