WREN & MARTIN. (2011). A FINAL COURSE IN GRAMMAR AND COMPOSITION. S CHAND PUBL.
Lua i Stíl Chicago (17ú heag.)WREN & MARTIN. A FINAL COURSE IN GRAMMAR AND COMPOSITION. S CHAND PUBL, 2011.
Lua MLA (9ú heag.)WREN & MARTIN. A FINAL COURSE IN GRAMMAR AND COMPOSITION. S CHAND PUBL, 2011.
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