Obee B. Bob & Evans V. Virginia. (2004). Upstream Advanced: Key. Workbook Student's Book. Newbury, Express Publishing, 2004.
Chicago Style (17th ed.) CitationObee B. Bob and Evans V. Virginia. Upstream Advanced: Key. Workbook Student's Book. Newbury, Express Publishing, 2004, 2004.
MLA (9th ed.) CitationObee B. Bob and Evans V. Virginia. Upstream Advanced: Key. Workbook Student's Book. Newbury, Express Publishing, 2004, 2004.
Warning: These citations may not always be 100% accurate.