Duckworth, M. (2008). Countdown to first certificate: (Workbook CD). Oxford: Oxford University Press.
Chicago-stil citatDuckworth, Michael. Countdown to First Certificate: (Workbook CD). Oxford: Oxford University Press, 2008.
MLA-referensDuckworth, Michael. Countdown to First Certificate: (Workbook CD). Oxford: Oxford University Press, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.