Watson, J. M. (1878). Watson's complete speller: Oral and written. A.S. Barnes.
Lua i Stíl Chicago (17ú heag.)Watson, J. Madison. Watson's Complete Speller: Oral and Written. New York: A.S. Barnes, 1878.
Lua MLA (8ú heag.)Watson, J. Madison. Watson's Complete Speller: Oral and Written. A.S. Barnes, 1878.
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