APA-ийн эшлэл(7 дахь хэвлэлт)

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

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

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