APA-referens (7:e uppl.)
Gwyn, J. (1974). The enterprising admiral: The personal fortune of Admiral Sir Peter Warren. McGill-Queen's University Press.
Chicago-referens (17:e uppl.)
Gwyn, Julian. The Enterprising Admiral: The Personal Fortune of Admiral Sir Peter Warren. Montreal: McGill-Queen's University Press, 1974.
MLA-referens (9:e uppl.)
Gwyn, Julian. The Enterprising Admiral: The Personal Fortune of Admiral Sir Peter Warren. McGill-Queen's University Press, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.