Παραπομπή σε μορφή APA (7η εκδ.)

Lougheed, l. (2007). Longman. Preparation series for the new TOEIC test intermediate course. Pearson Education.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Lougheed, lin. Longman. Preparation Series for the New TOEIC Test Intermediate Course. Pearson Education, 2007.

Παραπομπή σε μορφή MLA (9th εκδ.)

Lougheed, lin. Longman. Preparation Series for the New TOEIC Test Intermediate Course. Pearson Education, 2007.