Various. Lippincott's Magazine of Popular Literature and Science, Volume 20. July, 1877.
Chicago Style (17th ed.) ZitazioaVarious. Lippincott's Magazine of Popular Literature and Science, Volume 20. July, 1877.
MLA (9th ed.) ZitazioaVarious. Lippincott's Magazine of Popular Literature and Science, Volume 20. July, 1877.
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