KAHN JOHN ELLISON. (1993). HOW TO WRITE AND SPEAK BETTER. READERS DIGEST.
Lua i Stíl Chicago (17ú heag.)KAHN JOHN ELLISON. HOW TO WRITE AND SPEAK BETTER. LONDON: READERS DIGEST, 1993.
Lua MLA (9ú heag.)KAHN JOHN ELLISON. HOW TO WRITE AND SPEAK BETTER. READERS DIGEST, 1993.
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