Godfrey, R. (2016). Empower A1: Starter Workbook with answers (1a. ed.). Cambridge University.
Chicagoスタイル(17版)引用形式Godfrey, Rachel. Empower A1: Starter Workbook with Answers. 1a. ed. Cambridge: Cambridge University, 2016.
MLA(9版)引用形式Godfrey, Rachel. Empower A1: Starter Workbook with Answers. 1a. ed. Cambridge University, 2016.
警告: この引用は必ずしも正確ではありません.