Vickroy, T. R. (1892). Complete course in spelling and etymology: Containing the pronouncing speller and the composition of words and synonyms. Columbian Book Co..
Chicago-referens (17:e uppl.)Vickroy, T. R. Complete Course in Spelling and Etymology: Containing the Pronouncing Speller and the Composition of Words and Synonyms. St. Louis: Columbian Book Co., 1892.
MLA-referens (8:e uppl.)Vickroy, T. R. Complete Course in Spelling and Etymology: Containing the Pronouncing Speller and the Composition of Words and Synonyms. Columbian Book Co., 1892.
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