APA (7th ed.) Citation

(2007). Upstream intermediate B1: Workbook. ЛОРИ.

Chicago Style (17th ed.) Citation

Upstream Intermediate B1: Workbook. Express publishing: ЛОРИ, 2007.

MLA (8th ed.) Citation

Upstream Intermediate B1: Workbook. ЛОРИ, 2007.

Warning: These citations may not always be 100% accurate.