Page, D. C. (1944). Secrets of word building: Teacher's manual. Board of Education.
Lua i Stíl Chicago (17ú heag.)Page, Dorothy C. Secrets of Word Building: Teacher's Manual. Chicago: Board of Education, 1944.
Lua MLA (8ú heag.)Page, Dorothy C. Secrets of Word Building: Teacher's Manual. Board of Education, 1944.
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