Wood, I. (2001). Pass Cambridge BEC Vantage: Work book with answer key. Summertown Publishing.
Dyfyniad Arddull ChicagoWood, Ian. Pass Cambridge BEC Vantage: Work Book with Answer Key. Oxford: Summertown Publishing, 2001.
Dyfyniad MLAWood, Ian. Pass Cambridge BEC Vantage: Work Book with Answer Key. Summertown Publishing, 2001.
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