Dummett, P. (2014). Life: Advanced. Workbook (1a. ed.). National Geographic Learning.
Chicago Style (17. basım) AtıfDummett, Paul. Life: Advanced. Workbook. 1a. ed. Hampshire: National Geographic Learning, 2014.
MLA (9th ed.) AtıfDummett, Paul. Life: Advanced. Workbook. 1a. ed. National Geographic Learning, 2014.
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