MARTINSON T.H. (1998). GRE: ARCO EVERYTHING YOU NEED TO SCORE HIGH ON THE,7TH ED. MACMILLAN.
Lua i Stíl Chicago (17ú heag.)MARTINSON T.H. GRE: ARCO EVERYTHING YOU NEED TO SCORE HIGH ON THE,7TH ED. USA: MACMILLAN, 1998.
Lua MLA (9ú heag.)MARTINSON T.H. GRE: ARCO EVERYTHING YOU NEED TO SCORE HIGH ON THE,7TH ED. MACMILLAN, 1998.
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