Oxenden, C.. English File. Upper-Intermediate. SB . – Oxford: Oxford University Press, 2012. – 160p..
APA
Oxenden & C. (2012). English File. Upper-Intermediate. SB Oxford University Press https://www.atyrau-edu.kz/fund/show/6f0f5ce6-32fb-4031-a439-b50acb11c3b6
MLA
Oxenden, and C.. English File. Upper-Intermediate. SB. Oxford University Press, 2012. 160p. Accessed 12 Dec. 2025.