Cree, E. H., & Levien, M. (1982). Naval surgeon: The voyages of Dr. Edward H. Cree, Royal Navy, as related in his private journals, 1837-1856. E.P. Dutton.
Chicago-referens (17:e uppl.)Cree, Edward H., och Michael Levien. Naval Surgeon: The Voyages of Dr. Edward H. Cree, Royal Navy, as Related in His Private Journals, 1837-1856. New York: E.P. Dutton, 1982.
MLA-referens (9:e uppl.)Cree, Edward H., och Michael Levien. Naval Surgeon: The Voyages of Dr. Edward H. Cree, Royal Navy, as Related in His Private Journals, 1837-1856. E.P. Dutton, 1982.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.