O'Shea, W. J., & Eichmann, A. E. (1912). Composition book by grades. Charles E. Merrill Co.
Lua i Stíl Chicago (17ú heag.)O'Shea, William James, agus Andrew E. Eichmann. Composition Book by Grades. New York and Chicago: Charles E. Merrill Co, 1912.
Lua MLA (8ú heag.)O'Shea, William James, agus Andrew E. Eichmann. Composition Book by Grades. Charles E. Merrill Co, 1912.
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