Morrell, M. (2012). Shackleton's way: Leadership lessons from the great Antarctic explorer (NA.). Penguin Books .
Chicago-referens (17:e uppl.)Morrell, Margot. Shackleton's Way: Leadership Lessons from the Great Antarctic Explorer. NA. USA: Penguin Books , 2012.
MLA-referens (9:e uppl.)Morrell, Margot. Shackleton's Way: Leadership Lessons from the Great Antarctic Explorer. NA. Penguin Books , 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.