Wood, I. (2001). Pass Cambridge BEC Vantage: Work book with answer key. Summertown Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWood, Ian. Pass Cambridge BEC Vantage: Work Book with Answer Key. Oxford: Summertown Publishing, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWood, Ian. Pass Cambridge BEC Vantage: Work Book with Answer Key. Summertown Publishing, 2001.
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