Sayer, M., Dellar, H., & Walkley, A. (2016). Outcome: Intermediate Teacher's Book. National Geographic Learning; Cengage Learning.
Chicagoスタイル(17版)引用形式Sayer, Mike, Hugh Dellar, , Andrew Walkley. Outcome: Intermediate Teacher's Book. United Kingdom: National Geographic Learning; Cengage Learning, 2016.
MLA(9版)引用形式Sayer, Mike, et al. Outcome: Intermediate Teacher's Book. National Geographic Learning; Cengage Learning, 2016.
警告: この引用は必ずしも正確ではありません.