Evans V. Virginia & Edwards L. Lynda. (2004). Upstream Advanced: Key. Workbook Student's Book. Newbury, Express Publishing, 2004.
Chicagoスタイル(17版)引用形式Evans V. Virginia , Edwards L. Lynda. Upstream Advanced: Key. Workbook Student's Book. Newbury, Express Publishing, 2004, 2004.
MLA(9版)引用形式Evans V. Virginia , Edwards L. Lynda. Upstream Advanced: Key. Workbook Student's Book. Newbury, Express Publishing, 2004, 2004.
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