Encyclopaedia Britannica, inc. (1913). The reader's guide to the Encyclopædia britannica: A handbook containing sixty-six courses of systematic study or occasional reading. The Encyclopædia britannica company, limited; The Encyclopædia britannica company.
Style de citation Chicago (17e éd.)Encyclopaedia Britannica, inc. The Reader's Guide to the Encyclopædia Britannica: A Handbook Containing Sixty-six Courses of Systematic Study or Occasional Reading. London, New York: The Encyclopædia britannica company, limited; The Encyclopædia britannica company, 1913.
Style de citation MLA (8e éd.)Encyclopaedia Britannica, inc. The Reader's Guide to the Encyclopædia Britannica: A Handbook Containing Sixty-six Courses of Systematic Study or Occasional Reading. The Encyclopædia britannica company, limited; The Encyclopædia britannica company, 1913.