Παραπομπή APA

Hughes, J. (2015). Life: Pre-Intermediate-Student's Book with online workbook. Australia: National Geographic Learning.

Παραπομπή Chicago Style

Hughes, John. Life: Pre-Intermediate-Student's Book With Online Workbook. Australia: National Geographic Learning, 2015.

Παραπομπή MLA

Hughes, John. Life: Pre-Intermediate-Student's Book With Online Workbook. Australia: National Geographic Learning, 2015.

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