Lua APA (7ú heag.)

Lougheed, l. (2007). Longman preparation series for the new TOEIC test. More practice tests. Pearson Education.

Lua i Stíl Chicago (17ú heag.)

Lougheed, lin. Longman Preparation Series for the New TOEIC Test. More Practice Tests. Pearson Education, 2007.

Lua MLA (9ú heag.)

Lougheed, lin. Longman Preparation Series for the New TOEIC Test. More Practice Tests. Pearson Education, 2007.

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